This week in the Vegetable Disease Update:
- Asparagus
- Cabbage
- Cole crops
- Leeks
- Lettuce
Note: The new 2015 NJ Commercial Vegetable Production Recommendations is available online.
Asparagus
Phytophthora crown and spear rot – In fields with low spots (poorly drained soils) or fields with a history of crown and/or spear rot apply Ridomil Gold 4SL (mefenoxam, 4) at 1.0 pt/A, or Ultra Flourish 2E/A (mefenoxam, 4) at 2.0 pt/A, or MetaStar 2E (metalaxyl, 4) at 2.0 qt/A over beds just before 1st harvest. For new plantings, apply the same after planting or after crown covering. Do not apply Ridomil or MetaStar one day prior to harvest or illegal residues may result. For more information please see 2015 New Jersey Commercial Vegetable Production Recommendations Guide.
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