"Worm tea" is simply water that has steeped in the Garden Tower's worm castings and compost. Worm tea contains many minerals, nutrients, and beneficial microbes essential for healthy soil. Along with worm castings, it acts as a soil conditioner and aids in the creation of colloidal humus. Poured onto foliage, it is also an odorless natural repellent for mites, white flies, aphids, and other pests. What are some example nutrient levels in "nutrient tea" produced by an active Garden Tower? (Laboratory Results)