“non-spreading”) cool-season grass that germinates quickly after seeding. The obtained results showed that seed germination of Kentucky bluegrass was highly affected by applied levels of salinity (Table 1). Kentucky bluegrass: 59-86: Rough bluegrass: 68-86: Tall fescue: 68-86: Red fescue: 59-77: Sheep fescue: 59-77: Chewings fescue: 69-77: Perennial ryegrass: 68-86 *Temperatures separated by a dash indicate an. Seed germination and grass establishment are slow, and weeds may become a problem if an area is seeded in late spring or early summer. Germination Timeline. Thrive between temps 80-95 ⁰F. To overseed Kentucky bluegrass, follow these simple steps. Cumulative germination of Kentucky bluegrass (Poa pratensis) seeds from two seed lots of different quality, exposed to either photosynthetically active radiation (PAR, 400–700 nm; control. m. After germination, it can take an additional 2 to 3 months for the grass to. Compatibility - with Kentucky bluegrass, fine fescue or perennial ryegrass, or 5 to 10% in tall fescue mixes Color - Darker blue green Shade tolerance - PoorStudy 1: The interaction of soaking duration and aeration on mean germination time for Kentucky bluegrass compared to a control without soaking or aeration. Early fall is best due to cool-ing temperatures, fall rains, no competi - tion from crabgrass or goosegrass, and 7 to 8 months of root development and maturation before the summer stress period. Filmed by Neil Bromhall in my studio. 1-2. x 50 Ft. Plan to fertilize in the months of September, November, and May (this variety typically requires more fertilizer than tall fescue types) The optimal soil pH for Kentucky bluegrass cultivation is 6. . 2. Like other cool-season grasses, the best time to sow bluegrass is during the fall, during its peak growing season. For example, a 10 lb bag is actually only about three or four pounds of useful seed. Too much work for large area. Kentucky Bluegrass 14-30 Days. If the temperature is too cold, the grass will not germinate. In transition zones (zones 6-7), both spring and fall can be suitable for planting Kentucky Bluegrass. Pre-germination--Midnight Kentucky bluegrass. Germination Time - Slow 17 to 28 days is normal in spring and fall with irrigation Growth habit - rhizomes help recovery and sod knitting. Then seed them with peat moss. Kentucky Bluegrass prefers full sun; Kentucky Bluegrass seed requires watering to germinate;. Excellent winter hardiness. It should shed some light on it's potential. It grows remarkably well in full sunlight but. or ethofumesateor: September and October: For use on established perennial ryegrass or Kentucky bluegrass or when establishing. EZ Straw grass seed germination blanket is clean processed straw. Average germination for burned locations was 37% ± 7% and was. 50% of those 10 lb is a useless seed coating. Perennial ryegrass germination rates range from four to 10 days for most cultivars. Mow the yard to a height of 3″ – 3. Germination time: Kentucky bluegrass seeds take 14 to 30 days to germinate in ideal conditions. Sports field construction contracts in cool-season areas often stipulate a 9- to 12-month period between seeding and opening for play. Kentucky bluegrass seed: A 3-pound bag of KBG seed starts at around $20. Look for a mix that contains about 80% Kentucky Bluegrass, with the remaining 20% (or less) Perennial Ryegrass. , 2004) assessed the size of Kentucky bluegrass seed throughMixtures of turfgrass seed are commonly used to establish lawns, with kentucky bluegrass (KBG) and perennial ryegrass (PRG) comprising two of the more commonly used species. 5 lbs. It will solve a lot of problems for you. Never fertilize in the winter — only in spring and fall. 9. Dormie is theKentucky bluegrass has better disease, drought, and wear tolerance the perennial ryegrass, but is very slow to germinate. It’s durable and bright green, which is perfect for the traditional lawn. However, if. rolled blanket. Kentucky bluegrass has a longer germination period compared to other grasses, taking up to 30 days. September through November in the fall. Fescue and Ryegrass typically sprout in 5–10 days. Seeding/Overseeding. 6. S. Prevents soil erosion. Water in the early morning hours, before 10 a. Rates: NEW SEEDING:. Kentucky bluegrass is known to take 14 to 21 days for their germination which takes more time than most other cool-season grasses and it is comparable time compared to germination for warm-season grasses such as hulled bermudagrass (Cynodon dactylon), centipedegrass (Eremochloa ophiuroides) and zoysiagrass (Zoysia japonica) which take. The seed label will list the name of the turfgrass species and cultivars present in the package, seed. Augustine, and other turfgrasses, germinate in air temperatures above 80 degrees Fahrenheit. has found that seed priming hasWhat I Have Learned About Kentucky Bluegrass the Past Three YearsThe main thing I think I have learned about Kentucky Bluegrass in the Past Three Years is th. (30 C), and water just the tips every two weeks. Kentucky bluegrass, prized for its lovely blue tinge and soft-bladed friendliness is a popular turf grass for home lawns, where it usually is planted in a mix that includes deeper-rooted fescues. Kentucky bluegrass should be seeded at a rate of 2 to 3 pounds per 1,000 square feet. Change water every 12 hours. ) is a short-to-medium height, cool-season, long-lived, highly palatable, perennial grass that has smooth, soft, green to dark green leaves with boat-shaped tips. Kentucky bluegrass can be established from seed or sod with equal success. The grass was developing extremely fast and strong with lots of. This means that the grass seeds need to be planted before Michigan temperatures drop below those levels. Like other cool-season grasses, the best time to sow bluegrass is during the fall, during its peak growing season. . ) is 1-3. The small seed is amber colored and about 1/16 inch long. Your Blue Heat KBG seed will need plenty of time to germinate because it takes anywhere from 14-30 days to germinate. I look at Watering my newly seeded lawn wi. For example, to sow Kentucky bluegrass determined to be 76% by weight PLS at the recommended rate of 2 lb. The two-week germination period for fescue seeds is a faster growth rate than other grasses. Results showed that shoot dry weight (SDW), root dry weight. 0. To plant the bluegrass with Sod, follow the same steps initially as followed in the seeding process, which include: Eliminating any existing weeds or grass from the lawn. Seed coating did have a positive effect on the speed of germination of kentucky bluegrass in a sandy loam soil, but did not improve the speed of germination or percentage emergence in the other soil types. This publication refers primarily to cool-season grasses such as Kentucky bluegrass, perennial ryegrass, tall fescue and fine fescue. Turf species. 5 to 3. Joined: December 17th, 2008, 8:46 pm. 2019). Scotts Turf Builder Seed Kentucky Bluegrass Seed Mix. Bahiagrass - warm-season, USDA zones 7 to 11, plant in spring/summer. Soil Temperature: Research says that crabgrass begins to germinate when the average daily soil temperatures reach 57. Under proper growing conditions, this combination of premium. Preparing your lawn and soil for the seed you want to sow will just take some preparation work. 6, 3. In my experience, Kentucky bluegrass (KBG) seed germination takes up to 2-4 weeks under favorable conditions. Color may be observed before that time, however in good growing weather where soil temperatures are above 65º F (18º C), expect 8 to 10 weeks for a complete stand of grass. Don’t wait too long to plant the seeds in the fall, however, since they need enough time to germinate before the first frost. The objectives of this study were to compare the relative WL tolerance of Kentucky bluegrass (Poa pratensis L. Hancock's Kentucky Bluegrass is known for its early spring green-up and remains dark green and dense all season long. It is one of the most common types of grass grown in lawns in North America. 7°C), while Kentucky bluegrass has been observed to germinate in temperatures as low as 32°F. These materials disintegrate over time and control soil erosion. After swathing, the bluegrass is dried in the field for a minimum of 10 days before harvest. The spike-type seed head has spikelets that are borne directly on the main stem. planting and simulated sports turf traffic (Stier et al. Kentucky bluegrass can be established from seed or sod with equal success. Kentucky bluegrass germinates best when soil temperatures range between 50°F and 65°F. When Time Is Right, Apply Starter Fertilizer. 7°C), while Kentucky bluegrass has been observed to germinate in temperatures as low as 32°F (0°C). Keep it moist. Tall fescue: This grass type germinates in 10 to 14 days. Here, paraffin sections were used to examine the cyto-embryological characteristics, including microsporogenesis, microgametogenesis,. Light fertilisation. Weed competition from annual grass such as crabgrass, is also increased in the spring. Zoysia grass: 14 to 21 days to germinate. It germinates best between soil temperatures of 50F to 65F, or air temperatures of 60F to 75F. You can expect your perennial ryegrass lawn to be established and ready for mowing 5-7 days post-seeding making it one of the best types of grass for golf courses. When considering the establishment of a new lawn, the first factor that should be considered is which grass species (such as Kentucky bluegrass, perennial ryegrass, fine fescue, or tall fescue) to plant. A cool-season grass, Poa pratensis thrives in USDA zones 3 to 9. Non-toxic, biodegradable. Spring seed germination is slow when soil temperatures are below 50⁰F. It is an excellent choice for home lawns, parks or sod production. Skip to the end of the images gallery. BEST FOR PATCH REPAIR: Scotts EZ Seed Patch and Repair Bermudagrass. Augustine, and Zoysia. Test results from different laboratories are often at variance, particularly when the seeds are tested soon after harvest. If temperatures fluctuate too widely or you forget to water for a few days, the germination time will change. growing grass from seed in an 8-day time-lapse. Expected germination time (days) Annual ryegrass: 5 - 10. For complete renovation, 8 to 12 lbs per 1000 sq. A medium-sized, 10,000-square-foot lawn will cost twice as much. (Source: Nature’s Seed) FAQs about When To Plant Kentucky Bluegrass When is the best time to plant Kentucky bluegrass? The best time to plant Kentucky bluegrass is in the fall, between September and November. 30% Other. Tall fescue lawns – mow 3. Annual bluegrass (Poa annua) and rough bluegrass (Poa trivialis) are common weeds on golf courses, but are now becoming a problem on highly maintained lawns and athletic fields. Type Turf or meadow grass ; Lifespan. rolled blanket. Note: Tall fescue requires time to establish strong root systems. Seeds germinate at temperatures between 20 and 30°C (68-86°F). Safe for home, children and pets. How to Plant Perennial Ryegrass. As low as $20. Kentucky Bluegrass seed sprouts in 14 days. Both of these grasses are coarse textured and produce a rather weak turf. New shoots (rhizomes and tillers) are produced primarily in the spring and late summer. Germination and seedling vigor tests were conducted using a seed incubator set at. Temperatures are currently normal for early September, and history suggest it will continue to drop in October. Start with short watering sessions, typically 10 to 15 minutes, two to three times per day to prevent surface drying. Soil temperature is another critical factor to consider when determining the optimal seeding time. 93% tall fescue / 7% HGT bluegrass (performs as a traditional 90/10 ratio: higher ratio of fescue to bluegrass is due to much smaller physical size of the HGT. Kentucky Bluegrass Fine Fescue Kentucky-31 Tall Fescue Perennial Ryegrass Figure 2. 1. The recommended amount of time quoted is based on ideal conditions. Ten cultivars differing in growth habit were subjected to 30 d of. High disease resistance. However, methods to improve germination of Kentucky bluegrass remain limited, andNew varieties of Kentucky bluegrass germinate in 7 days or less and spread in less than 21 days. Bentgrass - cool-season, USDA zones lower 4 to 6, plant in spring or fall (fall is best) Bermudagrass - warm-season, USDA zones 7 to 10, plant March through August. germination of planted seeds. Kentucky bluegrass is one of the most popular grass types in the US, especially in the cooler northern states. KBG is the primary spreading grass type for cool season folks. I am a fully licensed and insured pesticide applicator in Massachusetts, specializing in comprehensive turf nutrition, and weed and pest control. With proper germination conditions, germination takes 7-10 days. On sites where Kentucky bluegrass is the grass of choice, it is beneficial to include 10 to 15 percent perennial ryegrass in the mixture to provide quick soil coverage and improve germination conditions for the bluegrass. Seeds will germinate A Laboratory research at Jacklin Seed Co. Show per page. Video showing the germination of a oat (Avena sativa) seeds underground and aboveground. 9. With faster. ) is the most widely used cool-season turfgrass for athletic fields, but its seeds germinate slowly. BEST BANG FOR THE BUCK: Vigoro Bermuda Grass Seed Blend. The water was poured off and. 13 lbs. To confirm the findings from these germination chamber experiments, field research will be needed to further characterize seeding growth. The fescues and Kentucky Bluegrass in this mix provides lower irrigation requirements once established. Reicher et al. This warmth is critical for the seeds to go through germination in a timely manner. Planting Kentucky Bluegrass Seeds. The objective was to determine the germination rate, seedling vigor, and seed phenotype of Kentucky bluegrass cultivars. $135. For zoysia and Bermuda grass lawns, see MU Extension publication G6706, Establishment and Care of Zoysiagrass Lawns. Seeding/Planting – Select seed mixes and seeding methods that are well suited to the site and project goals. Additionally, the maximum and minimum temperatures for seed germination are poorly defined because of the extreme slowness of germination, especially for the minimums. Kentucky bluegrass. Bluegrass & Newgrass Music in Kentucky. Bentgrass happens to be one of those grass types already well-established in the Oregon soil seed bank. New grass seed needs time to mature in order to survive the coming winter (to become winter hardy). If you were overseeding with Kentucky Bluegrass and your yard size was less than one acre, you would do the calculation as follows: 43,560 x 1,000 x 43. Spring planting should occur in early April to mid-May, as the soil warms up. Then add that number to the amount of seed needed per square foot. On average, it takes about 2 to 4 weeks for Kentucky bluegrass seeds to germinate. Kentucky Bluegrass Growth under Saline, Waterlogging, and Saline-waterlogging Conditions during the Germination and Seedling Growth Stage Kevin Rue and Qi Zhang* Department of Plant Sciences, North Dakota State University, Department # 7670, P. Table of contents How Long Does Kentuck. Sow at least 6 weeks before the first frost date of the year. 9bar vb 6820 3. BEST HEAT TOLERANCE: Scotts Turf Builder Grass Seed Heat-Tolerant Blue Mix. , 2004). Ft. And then the germination rate is only about 80% because the seed varieties are terrible. Previous research (Christians et al. It can be even longer than this in cooler temperatures. Priming Kentucky bluegrass seed, with initial hydration followed by air drying, in creased germination speed and seedling fresh mass (Pill et al. Management requirements: Kentucky bluegrass requires medium to high levels of management, depending on the cultivar used. , KBG) and perennial ryegrass (Lolium perenne L. Kentucky Bluegrass takes forever to germinate and e. 1. For Kentucky bluegrass, the optimum germination occurs when the seed has approximately 16 hours of temperatures near 59 F followed by approximately. I waited a week assuming it was old grass I missed when I killed off the section. The effects of temperature and time of soaking and of aeration of the solution were studied. 100% Kentucky Bluegrass. The germination time for grass seed ranges from 5 to 30 days depending on the variety you plant. Check out this excellent video and follow the full process for planting Kentucky Bluegrass seed. Both of these grasses are considered weeds because they are lighter colored than Kentucky bluegrass and perennial ryegrass. It is a fine-bladed grass that is ideal for high-traffic areas of the yard. 10% Wildhorse Kentucky Bluegrass, germination 80%, orgin WA. You can use a lawn roller to tamp down the area, which will minimize erosion and birds eating the seed. Good soil preparation is extremely important for a quality Kentucky bluegrass lawn. ∙ It may be possible to establish turf more quickly through Kentucky bluegrass cultivar selection. It will be time to get the mower out when it’s between 1 1/2-2 – inches high, and the ideal mowing height is as little as 1-1 1/2 – inches. Add 3 to 6 cubic yards of organic matter per 1,000 square feet and till it in 8 to 10 inches deep. 5. The larger the AUGC value, the better germinability under cold temperatures. Most importantly, water as needed, allow the soil to dry and warm up between waterings but not so dry that the new grass plants shrivel and die. Do not make the mistake and wait too late to plant Blue Heat KBG seed. Higher seeding rates ensure quicker ground. In my experience, Kentucky bluegrass (KBG) seed germination takes up to 2-4 weeks under favorable conditions. Leaves are. For best results, keep kids, pets, and lawn mowers off newly planted seedlings until the grass is 3 inches high. Grass Type: 77% Blueberry/23% Midnight Star KBG in front. Germination generally occurs at soil temperatures between 50°F and 65°F. Perfect for slopes. HD Sports 2. This is a time-lapse of my new lawn growing from seed. Perennial Ryegrass is a popular cool-season turf choice in cooler climates worldwide. #grassseed #Subscribe How to grow grass seed? Watering and aftercare of new seed throughout the germination period. Aim for 20 to 30 minutes per session, two times per day, to ensure the water penetrates deeper into the soil. Germination Time Frame. 10 Steps to Pre-Germinate Turfgrass Seed. The warmth of the soil in late summer is more advantageous for seed germination than the wet and cool soil conditions of the spring, allowing for faster germination (allow. Perennial and annual ryegrass: Both germinate in just seven to 10 days. Warm-season weeds are slower and pose less competition for water and nutrients intended for grass seed germination. At that point, apply starter fertilizer. 1. However, germination time can vary depending on. Apply just prior to expected annual bluegrass germination (late August or early September). It may take up to 21 days for the seeds to germinate, then a few days more after that to actually see something green above ground. B H & G C0. ) cultivars, Mystere, BAR VV 0709, Bariris, Rugby II, and Bewitched, were tested to determine germination and seedling growth. All the new grass seed mixes/blends are 0% weed seed and 0% other crop. As a cover crop, FIXatioN can be used as weed control as well as fixing nitrogen to reduce input costs. Supply this grass with fertile soil that offers good drainage. Midnight, if conditions are right, can germinate in as little as 7 days. Germination Time Additional Information; Annual Ryegrass: 5-10 days: Best to plant in September: Hard Fescue: 7-14 days: Can thrive in poor soils: Kentucky bluegrass: 14-30 days: Avoid overly dry or cold soil: Perennial Ryegrass: 5-10 days: Plant in the fall months: Tall Fescue: 7-12 days: Best to plant a minimum of 45 days prior to the first. Tolerant of drought, shade and traffic. ∙ It may be possible to establish turf more quickly through Kentucky bluegrass cultivar selection. These materials disintegrate over time and control soil erosion. For example, Kentucky bluegrass germinates in 14-30 days. . 4 Ft. Germination testing of Kentucky bluegrass presents many problems to the seed analyst. It will take Kentucky bluegrass seed at least. ∙ It may be possible to establish turf more quickly through Kentucky bluegrass cultivar selection. Stop after you have gone over the area once. As a result, it can spread and form patches over time, if the correct conditions are met. Bluegrass and ryegrass do not perform well in the shade, so creeping red fescue is a great addition to this mix for its shade tolerance. It is found that seed coating has minimal effects on establishment of turfgrass species and did have a positive effect on the germination time of Kentucky bluegrass in a sandy loam soil, but did not improve germinationTime or percentage emergence in the other soil types. It is a fine-bladed grass that is ideal for high-traffic areas of the yard. For optimal germination, plant tall fescue when soil temperatures are between 50°F and 65. View. Wait too long and cool weather will reduce tall fescue (or Kentucky bluegrass) germination. If this was day 25, I'd be worried. Wait to sow the seeds until the soil temperatures are between 55ºF and 65ºF. This seed takes 7-14 days to germinate. When taken care of, this grass is among the most lush, dense, and durable lawns you can ever hope to have. Kentucky bluegrass seed takes anywhere from two to five weeks to germinate. 5′′ – 3′′ inches (6 – 7. Kentucky bluegrass germinates about three times slower than perennial ryegrass. It also helps to get the seed down before the leaves begin. Some varieties susceptible to heat and drought. Seed mixtures are usually dominated by slow-establishing Kentucky bluegrass (KBG; Poa pratensis L. Germination. Fix damage in tall fescue lawns with Pennington One Step Complete Tall Fescue. Jonathan Green Black Beauty grass seed mixtures are primarily made up of tall fescue, perennial ryegrass, and Kentucky bluegrass. It may vary two weeks or more from one area to another in the state or from year to year. Priming Kentucky bluegrass seed, with initial hydration followed by air drying, in creased germination speed and seedling fresh mass (Pill et al. Its growth slows during the warm summer months. Washington as monostands (pure Kentucky bluegrass plantings) and when planted should comprise less than 50% of the total seed mixture. View. In this blog post, we will. Granite Kentucky Bluegrass is a dark green, wear tolerant bluegrass with excellent summer stress tolerance. 56 kg/ha 14 DAE without risk of injury. Fitted germination curves and AUGC values for the two worst-performing cultivars, Independence and Memorial, are outlined in brown, and the three best, Proclamation, Declaration and Pure Select, are in green. Kentucky bluegrass seeds germinate best when the soil temperature ranges between 50°F and 65°F (10°C and 18°C). View. Germination of the POPR seeds in the control dishes averaged 93% ± 1%. 8 In. GCI Turf Blue Heat is a 3 way blend of high quality Kentucky Bluegrass seed. 0 Traditional Kentucky bluegrass thrives in full sun, but it does perform moderately well in partially shaded areas. KerbDMK. Planting Kentucky Bluegrass. Kentucky bluegrass is considered by many as the ideal lawn grass. Begin the pre-germination process 4 or 5 days before the time you will actually apply seed to the field. Nope, that was the new seed germinating. ft. O. This means that Kentucky Bluegrass can be used in lawns, and is a good grass to use in parks as an attractive border. Lawn Size: Not Specified. This will ensure that the grass stays dense and lush, and prevents it from developing bare patches. Seeds germinate best from early spring to late summer. Seedlings come up. With bluegrass, it is important to plant it with ample time to allow for germination. . In this research, the responses of Kentucky bluegrass ( Poa pratensis L. I pre germinated KBG by putting the seed in water for 5days. The more rapid germination of the perennial rye-grass or fine fescues acts as a “nurse crop” to provide soil stability during the slower germination of the bluegrass yet they do not compete for nutrients and water during establishment. A full-blown stand of micro clover requires between 2 and 5 pounds of seed per 1000 square feet of lawn. In areas of adaptation Kentucky bluegrasses will withstand intensive use on. One 5. Black Beauty Ultra® Grass Seed. Be sure to plant before the first frost of the season, which varies depending on where you live. HGT® features the very best of Barenbrug's Kentucky bluegrass varieties. com Great spring green up Reduced top growth Good drought recovery and wear tolerance Scan for more information on Jacklin bluegrasses New Jersey Trial Loca on, 3rd Week of May, Non‐Irrigated, Natural Rain Water Only Tall fescue needs mowing often due to its fast growth habit. Germination for Kentucky bluegrass generally takes two to five weeks, depending on many factors. Bahia, Bermudagrass, Centipede, St. ) is 1–3. Bluegrass is able to do this by the way it spreads. August 1st – September 15th is a great time frame. Establishing Kentucky bluegrass, however, requires time and patience. Week 1 - 7After 56 days of planting, Kentucky bluegrass began to tiller, and the trend of tillering per plant in each of the three bluegrass strains was basically consistent, all of. Saves water. , pre AND post emergence, use at seeding, selective control of bentgrass, etc. 26 3. Spring planting can be done as early as the ground can be worked, but. I've never seen Kentucky Bluegrass germinate so fast! Even the fancy blue "coated" seeds from Pennington that supposedly helps retain moisture for longer, those seeds took about 3 days longer. Planting Kentucky Bluegrass Seeds. If you plant Bermudagrass, you can expect germination to happen between 10 days and a month. grass germination, dithiopyr could be applied at 0. Germination was scored from 4 to 25 days after seed placement. Kentucky bluegrass is well-adapted to eastern Washington’s soil and climate and can be planted as monostands or mixtures. For optimal germination, plant tall fescue when soil temperatures are between 50°F and 65°F. Grass began sprouting on day 5 and the first mowing came on day 28. Bars with different lettering are. Ryegrass germination time is about a week, while the Bluegrass portion will take at least two weeks to sprout. ) seed. Kentucky bluegrass needs an average temperature of 60-75 degrees Fahrenheit. So 10 days after seeding KBG is perfectly fine to see little to no green grass. 5 C. 4M views 5 years ago. Quick establishment and fill-in: Perennial ryegrass’s fast germination fills in bare spots quickly, while Kentucky bluegrass’s self-repairing ability ensures a uniform lawn appearance. It can be even longer in cooler temperatures. Kentucky bluegrass is widely available as seeds and will germinate quickly. 5/18/2019 Put down seeds in the afternoon 5/27/2019 first sign of. Lower your lawn mower to its lowest setting and mow it two to three times. Annual bluegrass is a cool-season grass weed that starts germinating in late summer or fall as soil temperatures fall below 70°F. Abstract. Since Kentucky Bluegrass takes at least 21 days to germinate, it is important to get your seed down early enough to allow for at least 3-4 weeks of growth prior to the ground freezing. In conclusion, the optimal germination temperature for Kentucky bluegrass seeds ranges from 59°F (15°C) to 86°F (30°C), with the best results typically achieved between 68°F (20°C) and 75°F (24°C). For newly planted grass seed, germination times can vary depending on the type of grass seed you have. In fact, many homeowners who plant perennial ryegrass or fine fescues find that, eventually, bentgrass or velvet grass takes over. Ideally I should allow the grass to grow before first cutting. Suited for cooler climates. Generally. Optimal Planting Time: The optimum temperature for Kentucky Bluegrass is in the range of 15ºC to 28ºC. That typically corresponds to daytime air temperatures of 60°F to 75°F. Bunch-forming. Use a sharp mower blade for the best quality cut. Since seed would successfully germinate, Kentucky Bluegrass naturally produces it, thus the weedy appearance. If irrigation can be used, then seeding earlier has a few advantages, especially if Kentucky bluegrass is part of the seeding mix. If you live in a. 2 days later I notice green sprouts. Grass sowing and grass growing time lapse. This means that the grass seeds need to be planted before Michigan temperatures drop below those levels. Mow your lawn to be as short as possible. The best time to plant Kentucky bluegrass is in the early fall or spring when the soil temperatures are cooler but still warm enough for germination. Watch the grass grow! In this video Kentucky Bluegrass grows over 13 days. According to the Texas Cooperative Extension, Kentucky 31 is in the Tall.