LEOPARD 5 EC - Information
LEOPARD 5 EC
Systemic selective herbicide for control of annual and perennial grass weeds.
Main Features
- Rapid action on annual and perennial grasses
- Wide range of approved crops
- Flexible dose: 1.0–2.0 L/ha
- Formulation: EC (emulsifiable concentrate)
Technical Details
- Active ingredient: Quizalofop-P-ethyl – 50 g/L
- Chemical group: III
- Packaging: 1 L
- Approval: Registered
Approved Crops and Doses
| Crop |
Weed Spectrum |
Dose |
| Beans, Peas (grain), Alfalfa |
Annual grass weeds |
1.5 L/ha |
| Sugar beet, Soybean, Tomatoes, Cabbage |
Annual and perennial grass weeds |
1.0 – 2.0 L/ha |
| Sunflower |
Annual / Annual and perennial |
1.0 – 2.0 L/ha |
Application Recommendations
- Post-emergence application
- Annual grasses: up to 3–5 leaf stage
- Perennial grasses: when 10–15 cm tall
- Use with adjuvant and well-calibrated equipment
- Maximum efficacy: when weeds are actively growing and conditions are optimal
Mode of Action
Quizalofop-P-ethyl is rapidly absorbed through leaves (2–3 hours) and translocated to growth points, including roots and rhizomes. It inhibits lipid synthesis in meristematic cells, stopping growth and causing complete weed desiccation in ~14 days.
Weeds Controlled
Annual grasses:
- Agrostis spp.
- Apera spica-venti
- Avena spp.
- Digitaria spp.
- Echinochloa crus-galli
- Lolium spp.
- Panicum miliaceum
- Poa spp.
- Setaria spp.
- Bromus spp.
- Sorghum halepense (from seed)
- Wheat and corn volunteers
Perennial grasses:
- Sorghum halepense (from rhizomes)
- Cynodon dactylon
- Agropyron repens