Spray Rate Converter
Convert spray application rates between gallons per acre, liters per hectare, oz per 1000 sq ft, and mL per sq meter for pesticide and fertilizer spraying.
Type in any field — the others update instantly.
Spray rate measures liquid volume applied per unit of area. Used in agriculture, lawn care, and pest control.
Base unit: liters per hectare (L/ha)
Conversion factors:
- 1 gallon/acre = 9.3540 L/ha
- 1 oz/1000 sqft = 3.0515 L/ha
- 1 mL/m² = 10 L/ha
- 1 L/ha = 0.1 mL/m²
Imperial conversions:
- 1 US gallon = 128 fl oz = 3.78541 liters
- 1 acre = 43,560 sqft = 4,046.86 m²
- 1 hectare = 10,000 m² = 2.47105 acres
Common spray rates:
| Application | US Rate | Metric Rate |
|---|---|---|
| Herbicide (lawn) | 1–2 gal/acre | 9–19 L/ha |
| Insecticide | 0.5–1 gal/acre | 5–9 L/ha |
| Fungicide | 2–5 gal/acre | 19–47 L/ha |
| Broadcast spray | 10–40 gal/acre | 94–374 L/ha |