However, if pests do become a problem, on can choose to use insecticidal soaps, natural pyrethums and, in some cases, beneficial insects. These controls will be completely safe to use on edible crops and are also environmentally safe. Outdoors, your soil borne pests will be eliminated and simply hosing off you plants with water may prove to be an effective control of aphids and mites. Otherwise, we suggest trying the insecticides listed above. There is no clear cut answer to this questions.
Different mediums work better for different situations and different crops.
It holds a tremendous amount of water and offers a buffer against drying in the case of electrical outages or pump failures. For starting seedlings and cuttings, rockwool is without equal. Rockwool is not degradable or reusable and must be repurchased for every use. Geolite is a ceramic, kiln-fired pebble developed specifically for plant growth. It is completely inert and sterile and each piece is completely rounded so it will not cut roots.