What nutrition does hemp grain need?
Hemp grain spends nutrition on plants that flower and fill seed. That is a different bill from a fiber stand, and it still starts with a soil test.
What nutrition does hemp grain need?
Fertility for plants that flower and set seed, taken from a soil test and the buyer's spec. Heartland describes hemp as needing minimal nitrogen compared with the crops it often follows. University of Florida IFAS cites a Kentucky range of about 100 to 150 pounds of nitrogen per acre for grain, higher than the fiber figure in that same note. That citation is not a rechem rate.
Related reading
Related reading
What nutrition does hemp fiber need?Hemp fiber spends nutrition on a tall, even stand of stalks. Heartland calls the nitrogen need minimal. A corn fertilizer bill is not a fiber plan.
A grain crop is harvested for what the head holds. Nutrition that only grows stem, or that arrives after the plants have already stalled, answers a fiber question on a grain field. Heartland still describes hemp as a minimal-nitrogen crop next to corn. Minimal is not the same number on a seed crop as on a stalk crop.
The fiber sibling is What nutrition does hemp fiber need?. How the two crops split is How is hemp fiber different from hemp grain?. The sample to pull first is What soil test does hemp grain need?.
Cited figures, not a rechem label
HFGA tells farmers to adjust nitrogen for the crop that just came off the field. Corn, soy, and wheat do not leave the same residual. Their writeup is Navigating nitrogen needs following major crops.
University of Florida IFAS publication SS689 says the public soil-test picture for hemp is incomplete. In that report, the Kentucky figures they cite are about 50 pounds of nitrogen per acre for fiber and about 100 to 150 pounds for grain. rechem is not adopting those pounds as a label. They are a reason to stop using one corn bill for every hemp acre, and a reason to soil-test before you spread.
Planting chemistry is not the fertilizer bill
rechem's grain product is organic chemistry early, so the plants that must flower had a stand to flower on. That note is What planting chemistry does hemp grain need?. The ground rule is How does rechem chemistry treat the soil?. The crop page is Hemp grain.
FAQ
Quick answers about this part of the approach.
Why is grain fertility different from fiber?
Fiber is paid for stalks. Grain is paid for seed. A plant that never fills is a grain failure even if the stems look strong.
Can I copy the fiber nitrogen number onto grain?
No. The extension notes that separate them do so because the crops spend nitrogen differently. Read both, then read your soil test.
Does the previous crop change the bill?
Yes. HFGA treats nitrogen after corn, soy, or wheat as different jobs, because those crops did not leave the same residual.
What does rechem add?
Organic chemistry on the seed and in the planting pass. It is not a season-long fertilizer program and it is not a grain rate sheet.
Will more fertilizer fix a thin stand?
No. A skip in the row is plants you do not have. Fertility cannot replace seed that never emerged.