See:
Bean, Snap (Phaseolus vulgaris) - Gray Mold
Chemical control
- Cannonball WP (Group 12) at 7 oz/A when 10% of the plants have at least one (1) open blossom. Preharvest interval is 7 days. 12-hr reentry.
- Cueva (Group M1) at 0.5 to 2 gal/100 gal water on 7- to 10-day intervals. May be applied on the day of harvest. Poor control as a stand-alone product. 4-hr reentry. O
- Inspire Super (Group 3 + 9) at 16 to 20 fl oz/A. Do not apply more than two (2) sequential applications. Do not use within 14 day of harvest. 12-hr reentry.
- Luna Flex (Group 7 + 3) at 11 to 13.6 fl oz/A on 14-day intervals. Do not make more than two (2) applications before alternating with a fungicide that has a different mode of action. Do not apply within 14 days of harvest. 12-hr reentry.
- Omega 500F (Group 29) at 0.5 to 0.85 pint/A when 10% to 30% of the plants have at least one (1) open blossom and again 7 to 10 days later. Do not apply within 30 days of harvest. 12-hr reentry (72-hr reentry for high exposure activities).
- OSO 5% SC (Group 19) at 3.75 to 13 fl oz/A on 7- to 14-day intervals. Can be applied the day of harvest. 4-hr reentry. O
- Regalia (Group P5) at 1 to 4 quarts/A plus another fungicide on 7- to 10-day intervals. Does not benefit from the addition of an adjuvant. Preharvest interval is 0 days. 4-hr reentry. O
- Trilogy at 0.5% to 1%. Not labeled for use in Oregon. Do not use above 90°F or when plants are under heat or moisture stress. Do not use when foliage is wet as good coverage is essential. Poor control as a stand-alone product. 4-hr reentry. O
- Vacres (potassium bicarbonate) at 2.5 to 5 lb/A on 7- to 14-day intervals. Preharvest interval is zero (0) days. 4-hr reentry.
Biological control
- Actinovate AG at 3 to 12 oz/A as a foliar spray on 7- to 14-day intervals. 4-hr reentry. O
- Actinovate Lawn & Garden at 1/2 to 1 teaspoon/gal water. H O
- Double Nickel LC at 1 to 6 quarts/A at planting and again at cultivation, can repeat on 10- to 14-day intervals. Can be applied the day of harvest. 4-hr reentry. O
- Heads Up at 0.035 oz/34 fl oz water/360 lb seed will stimulates pest suppression system of plants. Efficacy unknown. 12-hr reentry. O
- Serenade Opti at 14 to 20 oz/A on 7- to 10-day intervals. Applications can be made up to and the day of harvest. 4-hr reentry. O