Vermiculite 4 Cubic Foot superduty kits The primary function is to

The primary function is to enhance growth with a daily temperature increment over a period of several weeks

We use only square tubing in our end wall kits

) It contains 5% Iron

You do not have to have this to use the seedling heat mats

Degrades by oxidation

Vermiculite 4 Cubic Foot superduty kits The primary function is 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