My tomato plants were thriving in late September. Then the weather app said frost. Single night. One degree below freezing. I panicked and threw old bedsheets over everything. The wind blew them off by midnight and I lost half my plants.

A gardener neighbor saw my sad tarp setup and handed me a pair of old pantyhose. I thought she was joking. She was not.

Why Pantyhose Work

Pantyhose create a snug, windproof cover that hugs the plant. Unlike sheets or tarps, they do not flap in the wind and expose leaves to frost. They are thin enough to let light through during the day, so you can leave them on for a few days without smothering the plant.

How to Use Them

Cut the legs off the pantyhose. Gently pull one leg over a small plant or seedling, working from the top down. The stretchy nylon conforms to the plant’s shape without crushing it. For larger plants, cut the pantyhose into panels and drape them, securing the edges with clothespins or garden staples.

The waistband section works perfectly for covering potted plants — just stretch it over the rim of the pot and let the fabric tent over the plant.

When to Put Them On

Put the covers on in the late afternoon while the soil is still warm from the sun. The fabric traps the rising heat overnight. Remove them in the morning once the temperature is safely above freezing. If a cold snap lasts several days, leave them on — the nylon breathes enough that plants will be fine.

Other Things That Work

Old pillowcases work for taller plants. Milk jugs with the bottom cut off make great mini-greenhouses for seedlings. The principle is the same: trap ground heat, block wind, let light through. Pantyhose just happen to be the most flexible option that fits any plant shape.