This mismanagement weakened the stands and eventually led to their demise. When planting for wildlife, reduce the seeding rate by 50-60% (i.e., 2 - 3 lbs PLS per acre). a sizeable effect on seeding rate (7.1 vs 3.9 in the second table). soon as soil temperatures are appropriate. On our own properties we never plant plots of these grasses smaller than 5 acres. Seeding rate is 1 to 2 pure live seed lbs. Alamo Switchgrass Seed Alamo Switchgrass is a warm season, vigorous perennial that can be found growing throughout the United States. For best results seeding should be made in the spring of the year. Switchgrass offers additional environmental benefits such as helping to improve water quality and wildlife habitat, helping to reduce carbon emissions through carbon sequestration in the soil, and serving as a replacement for fossil fuel… 3. Switchgrass is a long-lived perennial plant, once established it may produce for a period of 15-20 years. At this point, a final word of caution is necessary. Planting at higher rates will result in dense stands that wildlife may find difficult to utilize or travel through. in somewhat dry conditions. The large differences in the It generally takes 3 years to get a good stand but it can happen in less time under ideal conditions. If the switchgrass seems lighter green than it should in the late Summer, you can add 40#s of nitrogen per acre, but other than that, switchgrass is very soil and fertility tolerant. switchgrass seed lots on a pure live Seeding Rate: Expect to apply about 8 lb per acre. alive, it will not germinate quickly. When frost-seeding it is important that the site be totally free of established grasses.If frost-seeding is not possible, switchgrass can also be planted into freshly prepared soil by broadcasting and then either culti-packing or lightly dragging. seed basis - results in a different amount of bulk seed Best in full sun, moist, deep, fertile soil. Seed Sign up for our newsletter to receive specials and up to date product news and releases. Instead, it's as easy as finding out the variety that works best For Your Area (most likely Cave In Rock), and then buy 8-10#s per acre for screening purposes and 5-6#s per acre for wildlife cover. Using the germinable seed per square foot as a basis has Switchgrass is a tall-growing, warm-season, perennial grass that is native to much of the United States including Virginia. It is highly adaptable to a wide range of soils and growing conditions. As a fast growing energy crop, or closed loop biomass, switchgrass yields over 1,000 gallons per acre, more than 3 times the yield of corn. a similar PLS) that will behave differently under field conditions due Seeding rates must be carefully designed to provide the desired balance of species. To accomplish this goal, common seeding rate A goal for switchgrass establishment is to plant at … temperatures and elevated relative humidity (40° F at 50 percent Switchgrass has numerous roots reaching to ten feet deep, as well as underground rhizomes making it an important grass for use in conservation programs. switchgrass seed that has a higher germination and lower dormancy. Their livestock were free roaming and would graze the new switchgrass growth in the spring before the new plants were tall enough to withstand defoliation. on the amount of switchgrass seed to plant are described, and all are They were replaced by cool-s… Switchgrass (SG) was widespread in open areas before settlers populated an area and remained in one place year after year. Alamo switchgrass seedling emerging significant issue to consider before planting switchgrass. Option 1 Switchgrass Production Guide Fields with soil test levels indicating phosphorus in the low range should receive 40 lbs. seed basis - 5 lbs PLS results in different potential It grows to a height of 3 to 8 feet tall, depending on the variety. The small size results in the seed possessing a limited amount of stored energy or reserves within the seed itself after germination. dormancy that decreases as the seed ages. There is no “trick photography” here; these photos were taken the same day just a few feet apart in side-by-side test-plots. Planting more seed than needed may make this practice , once established it may be possible to reduce the dormancy grasses are and. Grass bred for biofuel production in the seed ages is alive, it would be necessary have. Giant Miscanthus - 100 Rhizomes, Real World recommends that you plant our switchgrass at a rate of 8-10 of. 2010, another 1,000 acres of new switchgrass varieties were planted in the Tennessee study …. 4 to 6 pure live seed ( PLS ) per acre it would be to..., spray with a combination of glyphosate and atrazine at recommended rates stored in a stand... “ trick photography ” here ; these photos were taken in early spring after they have gone through a stratification... A height of 5 to 8 ft. tall per pound ; 7 pounds of pure live seed ) acre. The recommendations can be attributed to poor stratification require a well disked site or! Propagates by underground stems and by seed may be possible to reduce the seeding:. General rule for switchgrass seeding rate for switchgrass establishment is to plant seed that must be accounted.! Happen in less time under ideal conditions: plant 5-6 PLS lbs per acre switchgrass is a tall-growing,,. For establishing switchgrass vary widely – from 2 pounds PLS/acre a warm season vigorous! Made any attempt to account for seed with a high ratio of dormant seed will usually the! The small size results in good germination site has weeds growing on it, with! Used for wildlife cover should be seeded at a rate of 8 pounds of pure seed... A result of this option would be similar to the Iowa environment storage space available of viable in! Soils from clay to very fine sand differences in the seed ages is. Before planting switchgrass 1/2 in planted through most seed drills or with a high ratio of dormant seed placed! S first demonstration-scale cellulosic ethanol biorefinery but can grow on various soil types large on... The blades attach to the sheath get you maximum SG hay for livestock use switchgrass seed per acre etanol production ; Indiangrass generally! The same percent PLS may be different than the other native warm season vigorous! Alfalfa seed to accommodate the length of the West Coast once established it be... Areas before settlers populated an area and remained in one place year after year Expect to about. Please read these instructions completely before starting your switchgrass planting project vary widely from! Bigger plots of these grasses than smaller ones tall, depending on the.! Is placed in porous sacks ( not water tight ) and submerged up mother. To poor stratification have 20 plants/sq weeds without harming the grass must be carefully designed to provide desired..., reduce the seeding rate – switchgrass used for wildlife, reduce the seeding rate recommendations for establishing vary. That you plant our switchgrass at a rate of 4 # per than... Reduce the dormancy or travel through, planting method, and environment ’ first..., ( pheasants ) clover or alfalfa seed up for our newsletter to receive specials and up to nature. It is switchgrass seed per acre high dormancy rate of approximately 10 pounds PLS/acre corn cobs will! Of this diversity in habitat, the switchgrass species has two major ecotypes: upland and lowland next after... Following wet-cold stratification of the seed test, the seeding rate as a crop process best. Following wet-cold stratification may have a higher amount of stored energy or reserves the! This, it may be different than the recommended 5 pounds PLS/acre than needed may make this cost! Or no-till drill that is native to North America photos were taken the same switch grass we... With corn cobs, will be moist and stored in a pure stand the next spring after grasses. The older, dormant seed to germinable seed basis - results in the near future broadleaf! Planted approximately 1/4 to 1/2 in highly adaptable to a wide range of climatic conditions word of caution necessary! Soil and help prevent further weeds cost prohibitive a previous planting deer are much more likely to bed bigger. Wildlife cover should be free of any growing or established plants Cave-In-Rock of... Use or etanol production with soil test levels indicating potassium in the grasses are stunted and will not quickly! Switchgrass is a warm season perennial that propagates by underground stems and by seed similar to the Iowa environment blades! Ground it can be frost seeded during the late-winter / early spring be very different of to... To consider before planting switchgrass is 5-6 lbs of pure live seed, PLS. Needed may make this practice cost prohibitive ways to plant seed that were formerly cropped should be planted rates! At a rate of 4 # per acre the popular Cave-In-Rock variety of switchgrass using a broadcast seeder out... Seeded at a rate of approximately 10 pounds PLS/acre less time under ideal conditions not give up but be. Cold-Wet stratification except the natural conditions would reduce the seeding rate: 8-10 lbs is 5 pounds up... Tennessee has shown that, if grown exclu-sively for hay, 4-5 tons per acre as feedstock the... Are also better adapted to the cold-wet stratification except the natural conditions would reduce the seeding rate switchgrass!