Earthworm Segmented Worm Or Annelid Lumbricus Terrestris Clitellum The Dirty Little Secrets Behind Earthworms WSJ The Simple Side of Soil Earth Witch Gardening Earth worm hi res stock photography and images Alamy Earthworm A Z Animals. Worm castings are a natural fertilizer full of organic matter that feeds the beneficial microbes in your soil. Worm castings improve your soil structure so it can retain more water and nutrients, leading to healthier plants. Earthworm Castings can be worked into the soil at the time of planting or can be used as a top dressing for shrubs, flowers, raised gardens or potted plants. Harvey's Worms are created right here in Virginia and can be a beneficial addition to your garden and plants. Living soil amendment and fertilizer. Countless studies by universities and agronomists, as well as endless anecdotal experiences by customers have shown worm castings to help plants: Grow Bigger Helps plant grow up to 2x their size. Grow Healthier The microbes and bacteria coating worm castings help plants grow not only big but also stronger. Taste Better The abundance of micronutrients provides your vegetables with more flavour than simple NPK fertilizers. Water Retention Worm castings hold significantly more water than standard mediums giving your plants the moisture they need to grow. Sustainable Worm Castings divert hundreds of thousands of pounds of waste from landfills and dont use any chemical processes or harmful fossil fuels. Youll be shocked by not only the beautiful texture of worm castings but also the fact that they have no scent whatsoever. This is a big reason why people love to use it on their indoor plants. Given how small worms are, the size of organic matter that passes through their digestive track is no larger than the period at the end of this sentence. This creates a beauty sand like end product.