Granulate

Grodan Water Absorbent Granules consist of premium horticultural stonewool with a reputation for quality and performance. Particularly practical in hanging baskets or outdoor raised garden beds, gardeners can use Water Absorbent Granules as a stand alone medium or as an amendment to their favorite potting mix to improve the overall water holding capacity. Water Absorbent Granules are available in a large 45-pound bag.