$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 13-0-5 (Prodamine with Barricade) $46.00 Select options Green Up 12-18-8 $16.00 Select options 20-2-10 $47.00 Select options Sod Pins $1.00 – $83.00 Select options