Justin Seed Company 524 South Hwy 156, Box 6 , Justin , Texas 76247 USA About Solutions products Companies Justin Seed Company Products Model 16-20-0 - Bagged Fertilizer Model 16-20-0 - Bagged Fertilizer From Bagged Fertilizer 0 Share Starter Fertilizer used in areas with little or no sand. If you have sand than 13-13-13, 10-20-10, 16-8-8 or 30-10-10 would be a better choice. Sandy soils need the last number Potash while most clay soils have some Potash. Most popular related searches fertilizer use fertilizer N-P-K fertilizer spray-fertilizer starter fertilizer soil fertility Product Details Use: Starter Fertilizer Spreader Setting: Start 1/4 open and adjust Coverage: 10,500 sq. feet on average Customer reviews No reviews were found for Model 16-20-0 - Bagged Fertilizer. Be the first to review! Add your review Publish your review Great! review successfully added!