Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft lighting-accessories Sterile and safe around children

Sterile and safe around children and pets

The 80/20 mix allows you to feed less frequently than in straight Hydrocorn but more frequently than 60/40

• Waterproof floor—a second floor that is removable for easy cleaning between crops

Blow molded containers are the workhorses of the nursery industry

removing the need for a frame inside

Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft lighting-accessories Sterile and safe around childrenGranulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25 50% volume increases water holding capacity and aeration, improving plant growth and shelf life. The water repellent granulates are superior substitutes for aerators such as perlite or Styrofoam. The granulate is prilled for easy mixing. Granulated rockwool as potting mix: When you use granulated