Jonathan Green Mag-I-Cal® Plus for Lawns in Alkaline & Hard Size:5,000 sq.ft. weeds thrive and grass becomes

weeds thrive and grass becomes light green and spindly

mole crickets and more

4% active EPA registered algaecide

When soil is too alkaline and compacted

The seed establishment mulch in this product keeps the seedbed moist which ensures complete grass seed germination

Jonathan Green Mag-I-Cal® Plus for Lawns in Alkaline & Hard Size:5,000 sq.ft. weeds thrive and grass becomesJonathan Greens Mag I Cal Plus for Lawns in Alkaline & Hard Soil contains sulfur and calcium sulfate dihydrate which lowers soil pH, is important to cell development and is vital to many grass plant functions. Poor soil that is hard and compacted is often the problem when it comes to growing a great lawn. When soil is too alkaline and compacted, air, water and nutrients cannot get down to the roots, and the grass will not grow properly. Lawns thrive