Starter Lawn Fertilizer 15-20-10 for New Seed & Sod

New grass needs more than water and sunlight. It also needs the right nutrients to develop deep roots, establish quickly, and grow into a thick, healthy lawn. Lawn Synergy 15-20-10 Starter Fertilizer is formulated specifically for new seed, overseeding, and sod. Its high-phosphorus formula promotes early root development, while controlled-release nitrogen, iron, and micronutrients provide balanced nutrition during the critical establishment period. 👉 Stronger roots. Faster establishment. Professional-grade nutrition from day one. Why Choose Lawn Synergy Starter Fertilizer? 15-20-10 starter formula: High phosphorus promotes strong early root development. Controlled-release nitrogen: Provides steady feeding during establishment. Iron & micronutrients: Support healthy color and vigorous growth. Designed for new seed, overseeding, and sod. Application Rate 4–5 lbs per 1,000 sq. ft. Apply at the time of seeding, overseeding, or sod installation. Water in after application. Perfect For New lawn installations Overseeding existing lawns New sod installations Repairing bare or thin areas When to Apply Apply at the same time you spread seed or install sod so nutrients are available as new…