Check the listing for details. Detroit Nutrient Company All Natural Vermicompost Worm Castings, 25 Pounds. Condition: New. Listed at 51.30 USD. Detroit Nutrient Company All Natural Vermicompost Worm Castings, 25 Pounds PRODUCT DESCRIPTION Detroit Nutrient Company worm castings set the standard for quality in vermicompost! Key Product Features Our worms are fed a fixed diet, and left to create a high-quality casting that is excellent for use in soil building, top dresses, amending and making inoculation and compost A.A.C.T. Indoors for use with bottle nutrients, a handful of castings in every planting hole increases plant vigor and health as well as adding to yield. In compost teas these castings are an excellent addition. Outdoors, these worm castings are a natural repellent for some hard-bodied aphids and will attract deeper-burrowing night crawlers, adding life and aeration to your plant's environment. Worm castings are considered to be the safest amendment because they cannot burn your plants and should be part of every grow. This fertilizer is easy to apply and only a small amount must be used for best effect. Excellent for creating visible extra growth in your plants as it gives them essential nutrients.