Soil Enhancing ProductsProduct Detail Coverage With Seed? Season Additional Info Solu Cal Plus Solu Cal Plus 8000 SF Yes Spring Lime with Starter Fertilizer Solu Cal S High Nutrient Gypsum NA Yes Spring Salt Abatement & Compact Soils Solu Cal Enhanced Enhanced Caltic Lime NA Yes Spring NA Solu Cal-Peak Iron Plus NA No Summer 5% Iron