$156.00 21-22-4 starter fertilizer with 3.5% siduron. Works great as a starter fertilizer for new seeding and provides pre-emergent protection from grassy weeds. Best if applied at seeding. 50lbs covers 15,000sqft. Lbs Choose an option50Clear Tupersan quantity Add to cart SKU: N/A Category: Fertilizer and Supplies Related products 25-0-10 Slow Release $39.00 Select options Dylox G $105.00 Select options Straw Matting $93.00 Add to cart 13-0-5 (Prodamine with Barricade) $46.00 Select options