Liquid Fertilizer Type Liquid Lawn Fertilizer. Pet Patch 43 Fl. Ft. All Purpose Liquid Lawn Fertilizer for Pet Spot Repair 0-0-.1 NPK. Fertilizer Formula Other. Lawn Fertilizer Use Strengthen Roots. Designed for all grass types, this advanced formula uses natural ingredients such as humic acid, seaweed, and iron to pull residual salts and soil contaminants deep into the soil.