Sunn Hemp is a fast growing, soil building summer cover crop. g L + y3 eq :Q Gg Й=t v+ K! Forage analysis of the sunn hemp was conducted from each of the harvest dates. Disease: Sunn hemp is fairly resistant to disease. The seeding rate of guar and sunn hemp had no significant effect on the aboveground biomass production of the six-species warm season cover crop mix. The 2015 data were collected within plots conducted at Citra, FL (29.41, −82.17) to determine flowering and seed produc-tion of a commercial sunn hemp cultivar (detailed in Meagher et al. This reduces plant height and facilitates seed harvesting. Among the many different cover crop choices, sunn hemp is especially good for converting N from the atmosphere into soil fertility. Common Name: Sunn hemp, Indian hemp, Madras hemp, brown hemp, and sann hemp Common Variety: 'Tropic Sun,' jointly released in 1982 by the University of Hawaii and the Soil Conservation Service, USDA Origin and Distribution: Sunn hemp is native to India and Pakistan originally as a fiber crop. Scientific Name: Crotalaria juncea L. Family: pea family (Fabaceae). It is drought tolerant once established. On 21 May 2009 sunn hemp was planted at 56 kg/ha (50 lbs/acre) with 18 cm (7 inch) row spacing. Sunn hemp can be grazed or mowed at about 1 -foot and it will regrow. Crotalaria juncea, known as brown hemp, Indian hemp, Madras hemp, or sunn hemp, is a tropical Asian plant of the legume family ().It is generally considered to have originated in India. Rotation is a must. After growing sunn hemp for two seasons, it is best to rotate to another crop. Sunn hemp is also being looked at as a possible bio-fuel. of Ag has a pilot program, 16 From a seeding in late spring, it can produce a large as other plan t parasitic nematodes. production. Insects: Although sunn hemp does attract grasshoppers and other insects, they are rarely a problem. Soil types: Sunn hemp is a legume adapted to a wide range of environmental conditions and soil types. It also builds soil organic matter content and helps control soil erosion. States that allow cultivation of hemp • 33 States allow hemp production of some sort (mostly in the form of a pilot program) Industrial Hemp State Survey results presented at National Hemp Regulators Conference, Louisville, KY, July 19, 2017 , 24 states responding. It is now widely grown throughout the tropics and subtropics as a source of green manure, fodder and lignified fiber obtained from its stem. J G 0M(솆5 hkq h j $3" qї # . Fusarium wilt is the most common to affect it. R > ` KEx q .M Ҕ ] : v k ߪ X = RH g - Ot " J ݱk ٢憭 e-W zCk S Ƹ 9- KNzQ iFO % !ZݓSU:A ΀OP5Z6 M RJh 9! Sunn hemp was planted on 12 July 2010 at 22.4, 44.8, and 67.2 kg/ha For seed production, sunn hemp should be planted as soon as possible after the last frost in the spring. Visitations to Sunn Hemp Flowers We determined which bees were visiting sunn hemp flowers in 2015 and 2016. ? Some states prohibit the sale and planting of sunn hemp; consult state guidelines for regulations prior to establishment. Grow Sunn Hemp Cover Crop . 2017 and summarized here). Weed control by sunn hemp has been mostly attributed to vigorous plant growth and rapid shading of the ground (Duke 1981). Recommended Varieties. In Montana and Wyoming, one year of study results suggest both guar and sunn hemp do not warrant inclusion in cover crop mixes, as tested, if biomass production is a primary goal of the BX~" a WtrȢ m ;7 -8凟 b _yVbI 4 к= v h y9= W W- s |x % # ^Ȏ : } @u 8? Yes-Universities and/or Dept. 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