spray the plant with epsom salts 1 teaspoon dissolved in a spray bottle of warm water (about 4 cups). that gives the pepper plant a boost of magnesium that is required at flowering time to produce fruit. spray them again 10 days later.
Gallon of water, 1 chopped onion add to gal of water. let it sit under the sun for and spray it over your veg plants, n flowers to keep bugs from eating the leaves. (I read this in magazine from old sturbridge village. Cant recall what year.
20 Insanely Clever Gardening Tips and Ideas (with pictures!) - Epsom salts in the soil for tomatoes and peppers. Add a Tablespoon or so in the soil when first planting and then sprinkle more into the soil when mature.