Lesco 5-0-20 Fertilizer
Lesco
LESCO® 5-0-20 Spar-TECH™ MOP BIO Fertilizer
Low nitrogen. High potassium. Engineered for heat, drought, and seasonal transitions.
LESCO® 5-0-20 Spar-TECH™ MOP BIO is a professional-grade stress blend formulated to build turf strength without stimulating excessive top growth. Featuring 20% soluble potash, added iron, and biosolids for organic support, this formula helps lawns withstand heat, drought, traffic, and seasonal change with greater resilience and lasting color.
This fertilizer is the ideal choice when nitrogen demand is low but potassium is critical for root development, cellular integrity, and overall turf durability.
Why Choose 5-0-20 Spar-TECH™
- 5-0-20 Analysis — Strengthens turf without triggering surge growth
- High Potassium (20% K₂O) — Improves drought tolerance, stress resistance, and root development
- Spar-TECH™ Micronutrient Technology — Enhances nutrient uptake efficiency
- 0.15% Iron — Deepens natural green color without an excessive nitrogen push
- Biosolids — Contributes organic matter and slow-release nitrogen for long-term soil health
- Professional SGN 230 Granule — Ensures consistent spreading and uniform coverage
Best Time to Apply
Cool-Season Lawns (Tall Fescue, Kentucky Bluegrass, Ryegrass)
- Summer (June–August) — Maintains strength and color during peak heat stress
- Fall (October–November) — Prepares turf for winter dormancy and improved disease resistance
Warm-Season Lawns (Bermuda, Zoysia, St. Augustine)
- Late Summer to Fall (August–October) — Hardens turf as nitrogen demand naturally declines
- Early Spring (Southern Zones) — Supports recovery before high-nitrogen programs begin
Guaranteed Analysis
| Nutrient | Percentage |
|---|---|
| Total Nitrogen (N) | 5.00% |
| — Urea Nitrogen | 4.61% |
| — Other Water Soluble Organic Nitrogen | 0.12% |
| — Water Insoluble Nitrogen | 0.27% |
| Soluble Potash (K₂O) | 20.00% |
| Iron (Fe) | 0.15% |
Derived From: Urea, Muriate of Potash, Iron Amino Acid Complex, Biosolids
Application Guidelines
- Apply at 5 lbs per 1,000 sq ft
- Use rotary spreaders only
- Water in thoroughly after application
- Avoid mowing immediately after spreading
- Sweep granules off hard surfaces promptly to prevent staining
Coverage
50 lb Bag — Covers up to 10,000 sq ft
Pro Strategy
Apply higher-nitrogen fertilizers earlier in the growing season to drive growth and establishment. Then transition to 5-0-20 during heat stress or late-season periods to harden turf, strengthen roots, and improve stress tolerance — without pushing unwanted leaf growth.
LESCO® 5-0-20 Spar-TECH™ is a professional-grade stress fertilizer built to keep turf performing when conditions are at their toughest.
Rate: 5 lbs per 1,000 sq ft
NPK: 5-0-20
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