Apply VermaPlex? as a drench or spray to your orchards & vineyards, agriculture & turf, gardens & nurseries and enjoy amazing results. For soil and soil-less gardening and needs no aeration! VermaPlex? is a all natural organic specialty fertilizer that is derived entirely from 100% organic matter 1st processed by Pure Black Castings. It provides nutrients to the foliage and we only use highest organic quality compost food chain (No animal or food waste, yard clippings or petroleum).