GRAPE BLOOM SPRAY
| Disease | Chemical and Formulation | Rate per Acre | Remarks |
| Botrytis | Rovral 4F or Meteor OR Vangard OR Scala OR Elevate OR Switch OR Luna Experience OR Luna Tranquility |
0.67-1.33 or 1.5-2 lb 5-10 oz 9-18 oz 1 lb 11-14 oz 5.0-8.6 fl oz 16-24 fl oz |
Materials may be applied
at early mid-bloom and again before bunch closing, if
needed. Botrytis strains with resistance to
strobiurins, Endura, Pristine and Topsin M, and with
reduced sensitivity to Rovral/Meteor are widespread in
Virginia vineyards. Isolates with reduced
sensitivity to Vanguard and Scala have also been observed
in some locations. |
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