Tarps, row covers, mulch, and what happens to a material after it has done its job.
Browse 6 field guides ↓
Opaque tarps can hold clean beds and suppress weeds, but timing, species, wind, handling, and plastic life determine the result.
A barrier works only when mesh, timing, sealing, crop access, and pollination are designed as one production system.
Residue, regrowth, soil water and planting tools determine whether the next crop starts on time.
Distinguish air movement inside the structure from exchanging it with outside air.
Biodegradable mulch film is on the NOP National List, yet no commercial product meets the rules as of September 2026. Here is why, and what to do.
Two 2026 studies disagree on how much plastic mulch adds to soil microplastics. What the evidence shows, and practical ways to cut farm plastic.
