Vermiculite 4 Cubic Foot Size:Fine C - 3 Wire lock - used to

Wire lock - used to reinforce film where it attaches to the greenhouse frame

Fresh outside air is swept in through the roll-up sides as the warm air filters out

Over many years of experimentation and use since the late 1950's black plastic has proved to be a boost to agricultural productivity

The Jiffy #753 Pellet Pak has the 42 mm pellets pre-loaded and ready to use

Vermiculite 4 Cubic Foot Size:Fine C - 3 Wire lock - used toDescription Specs FAQs Need a big bag? We have it! Vermiculite provides aeration and drainage, retaining and holding substantial amounts of water to later release as needed to help feed roots, cuttings, and seeds for faster growth even propagation. Vermiculite is sterile and free from diseases. It has a fairly neutral pH and is non toxic and safe to use. As a rule of thumb, Horticultural Vermiculite has been used for years to amend professional