Most gardeners should use a complete fertilizer with twice as much phosphorus as nitrogen or potassium. An example would be 10-20-10 or 12-24-12. These fertilizers usually are easy to find. Some soils contain enough potassium for good plant growth and don't need more.
Route 57%ec is very effective chemical for farmland . plants leaf's . this chemical is highly recommended . Before using don't forget to wear saftey equipments . never spray in opposite direction of air