Soil Mender Corn Gluten Meal is a natural fertilizer for use on turf and organic crop production. Corn Gluten Meal acts as a powerful organic fertilizer. Application: Apply as a top dressing at a rate of 2 lbs per 100 sq ft. If square footage is unknown, start with spreader open to 80% and adjust from there. Application is recommended in the spring and fall, although it can be applied anytime. For best results, water into the soil and allow a short drying period. Do not apply this product to newly seeded areas or where seeding is planned within 90 days. This is the 7 lb bag.