1 tsp epsom salt in 4 c warm water.spray on plant and then again 10 days later. 1 tsp epsom salt in 4 c warm water.spray on plant and then again 10 days later. Produces more fruit due to boost of magnesium especially for tomatoes, peppers and roses. Source: HERE ← PREV POST NEXT POST → Twitter Facebook pinterest THE FULL DESKTOP POST Popular articles