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Blue Star 20 g
UAH 34.20
Blue Star 20 g
Quantity
Full description
Blue Star, 20 g - a contact fungicide with preventive, protective, and bactericidal action for protecting vegetable, fruit, and berry crops from a range of fungal and bacterial diseases. The product does not penetrate the plant but acts on the surface, blocking spore germination and the spread of diseases. Apply preventively or at the first signs of disease.
Formulation: wettable powder
Active ingredient: copper hydroxide, 770 g/kg
WHO classification, toxicity: Class II
Recommendations for use:
In the protection system, up to 4 treatments per season with Blue Star are recommended, alternating with fungicides from other chemical groups.
The interval between treatments for tomatoes, apple trees, and vineyards is 7–10 days.
Do not use water with a pH below 5 or above 11 for the working solution (as this affects the product’s decomposition into copper oxide). Spray at temperatures not exceeding 25 °C and wind speeds not exceeding 5 m/s.
Do not spray when air humidity is low or plant surface moisture is high, or less than 2–3 hours before rain.
Time interval between last application and harvest: 30 days for apples and grapes; 20 days for tomatoes.
Waiting period before entering treated areas for manual/mechanized work: 7/3 days
In the protection system, up to 4 treatments per season with Blue Star are recommended, alternating with fungicides from other chemical groups.
The interval between treatments for tomatoes, apple trees, and vineyards is 7–10 days.
Do not use water with a pH below 5 or above 11 for the working solution (as this affects the product’s decomposition into copper oxide). Spray at temperatures not exceeding 25 °C and wind speeds not exceeding 5 m/s.
Do not spray when air humidity is low or plant surface moisture is high, or less than 2–3 hours before rain.
| CROP | DISEASES | APPLICATION RATES | MAXIMUM NUMBER OF TREATMENTS |
|---|---|---|---|
| Apple tree | Scab, powdery mildew, moniliosis, septoria | 20–30 g /8–10 L water/100 m² | 4 |
| Tomatoes | Late blight, Alternaria leaf spot,
bacterial spot | 20–30 g /5 L water/100 m² | 4 |
| Grapes | Mildew, leaf spot | 20-30 g /8-10 L water/100 m² | 4 |
Waiting period before entering treated areas for manual/mechanized work: 7/3 days
Incompatible with organophosphate pesticides and products that result in tank mixes with a pH below 5 or above 11.
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