Killing Aphids with Soap. HOMEMADE INSECTICIDAL SOAP CONCENTRATE cup grated soap (I use Fels-Naptha, but Ivory or other real soap - see above - will work) 4 cups hot water Stir soap into water until dissolved. Store in a jar until ready to use.
Tomatoes need calcium to achieve their full flavor potential. When planting tomato plants crush up (to powder) about 4 or 5 egg shells and put them in the bottom of the hole. Then plant tomato on top. They'll provide calcium and prevent blossom end rot.