Clair Keene, a researcher at The Pennsylvania State University, and her colleagues wanted to find the perfect time to crimp-kill a cover crop: grown long enough to make biomass adequate to suppress weeds, but not far enough along to make seeds.
Vegetable Crop Irrigation Chart
This handout from the Oklahoma Beginning Farmer and Rancher Program lists, for several different vegetable crops:
– irrigation frequency,
– critical moisture period(s),
– rooting depth, and
– potential defects.