Double Diamond
Double Diamond tetraploid annual ryegrass is a cross between TAMTBO and Master annual ryegrass. Mature plant height and flag leaf width are incredible. In a private trial in Alabama, the trial managers mentioned that Double Diamond had the widest leaves of any annual ryegrass variety they had seen. Exhibiting high forage yields, very fast establish-ment, excellent leaf to stem ratio, and high forage quality, Double Diamond is an excellent choice for your forage needs.
Details
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Annual ryegrass can be planted almost year around. As long as nighttime temperatures are above 40 degrees and daytime temperatures are above 55 degrees, adequate germination and growth can be accomplished. Fall ... South: September through March, depending on location. Fall ... North: August through October. Spring: As soon as the temperatures are adequate. Can be frost seeded. If overseeding warm-season pastures, mow or graze warm-season grasses short before planting annual ryegrass to aid in establishment.
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• Always take a soil test and consult your local extension service or fertilizer dealer for specific recommendations.
• Sowing: depending on the results of the soil test, a complete fertilizer such as 16-16-16 is helpful for establishment.
• Correct soil acidity, best between 5.5 and 7.
• A minimum of 30-40 units of nitrogen after each grazing or cutting will maximize forage production. -
• Graze lightly when grass reaches 6 inches.
• Never graze below 3 inches.
• Short intensive grazing is ideal.
• Avoid grazing when frozen.
• Rotate out of grazing for 14-21 days. -
• Never cut below 3 inches.
• Highest quality is at vegetative maturity.
• Optimum level of yield to quality ratio will usually maximize at boot stage.
Trials
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Overton, TX
2014-15
Double Diamond 9337 Marshall 8595 Big Boss 8280 Attain 7961 Jumbo 8118 -
Louisiana Statewide
2014-15
Double Diamond 12,173 EarlyPloid 12,111 Tetrastar 12,026 Attain 11,693 -
Overton, TX
3 yr. ave. 2012-15
Double Diamond 7144 Big Boss 7124 Tetrastar 6777 Prine 7033 Gulf 6515 -
Headland, AL
2014-15
Double Diamond 7102 Nelson 6994 Prine 6920 Big Boss 6890 Jackson 6700
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