Dyna-Gro Neem Oil is pure and natural, derived from the seed of the Indian neem tree. Neem oil can be applied directly on the soil or used as a foliage spray. When applying, it is recommended for use early or late in the day to help prevent foliage burn. Neem oil has been used in different applications for thousands of years in India, we like to use it in-house for its horticultural benefits. Bottle contains 8 oz. Mix 1 1/2 tsp. per quart of water, with 1/2 tsp. of liquid dish soap per quart of water as an emulsifier. Shake well before application.