Liquid lawn sprays are not only convenient but they allow you to get the needed nutrition to the grass when YOU want it to arrive. Unlike granular slow release products that rely on water and weather, sprays go to work instantly. In this video Doc shows you a special mix you can apply at anytime to weak areas.
Humic Granular go here > https://www.howtowithdoc.com/docs-product-links/improve-lawn-soil/
Liquid lawn here > https://www.howtowithdoc.com/docs-product-links/liquid-lawn-fertilizer/