Before revision: Plastic mulch Plastic mulch in a field near Merstone, Isle of Wight, UK Mulching is when a thin plastic film is placed over the ground, poking holes at regular intervals for seeds to be planted in, or placing it directly over plants in the beginning stages of growth.
After revision: Plastic mulch Plastic mulch in a field near Merstone, Isle of Wight, UK Plastic mulching is when a thin plastic film is placed over the ground, poking holes at regular intervals for seeds to be planted in, or placing it directly over plants in the beginning stages of growth.