When to Start Spraying for Scab and Fungicide Schedule Options — Lenny Wells..

Growers get antsy this time of year and are itching to spray. However, unless you are in a very scabby location with highly susceptible cultivars, there is no reason to begin spraying at this point. We are likely at least 10 days to 2 weeks away from needing to begin fungicide sprays in most areas. Yes, leaf scab can be important but its not as important as nut scab and if you are going to save on your fungicide bill, the time to do that will be early in the season. The earlier you begin, the more sprays you will have to make. Once June arrives there will be little margin for error and stretching out sprays during nut sizing becomes very risky on susceptible cultivars from June, onward. READ MORE