Potassium & Phosphorus As Fertilizers. They are the best early spring fertilizers for your soil. Potassium is your best bet to add to plant growth and hardiness. The cell walls grow thick with potassium such that the trees don’t go diseased. Potassium produces healthy plants especially during growing season.When to fertilize the lawn in spring?
The two prime times to fertilize your lawn are in the Spring and Fall. When you fertilize in early Spring, you can use a quick start fertilizer. It will encourage fast growth. If you fertilize your lawn in late Spring be sure to use a slow-release fertilizer.What is the best fertilizer for a lawn?
Milorganite 0636 Organic Nitrogen Fertilizer is best for lawns, although it can be used as a fertilizer for all plants, shrubs and trees. Used by the best golf courses, the high nitrogen content assures you of a lush green lawn. It spreads at a rate of 36 pounds per 2400 square feet.