GRAPE DORMANT SPRAY
| Disease | Suggested Chemical and Formulation | Rate per Acre | Remarks | |
| Anthracnose
(Bird's eye rot) Powdery Mildew Phomopsis |
lime sulfur solution Sulforix |
10.0 gal | Only necessary where anthracnose, Phomopsis, or powdery mildew have been a serious problem. Lime sulfur can reduce overwintering inoculum of these diseases. |
|
| Botryosphaeria canker, Eutypa dieback, ESCA |
Topsin-M Rally 40WSP B-lock |
0.75-1.5 lb 5 oz n/a |
For Topsin-M, you need to obtain a section
24c label for VA. Please read the label for specific application information. Requires a supplemental label (can be obtained through manufacturer’s website). B-lock is a latex paint with boron for pruning wound protection, and shown to be effective against number of trunk diseases. |
|
| Mealybugs | Applaud 70DF OR Belay 50WDG OR Venom 70 OR Scorpion 35SL OR Belay OR Actara 25WDG OR Assail 30SG OR Admire Pro OR Baythroid XL 1EC OR Brigade 2EC OR Movento 2SC |
9-12 oz 6.0 fl oz 1-3 oz (foliar) 5-6 oz (soil) 2-5 fl oz (foliar) 9-10.5 fl oz (soil) 6 fl oz 1.5-3.5 oz 2.5 oz 1.0-1.4 fl oz (foliar) 7.0-14.0 fl oz (soil) 2.4-3.2 fl oz 3.2-6.4 fl oz 6.0-8.0 fl oz |
If mealybugs were a problem
by harvest in the previous year. If a delayed dormant
spray does not provide adequate control, a summer
application may be made. Movento prebloom only in
table grapes. |
|
| Grape scale |
Dormant oil |
2% solution |
| Virginia Apple Page | Virginia Pear Page | Virginia Peach Page | Virginia Vineyard Page | Virginia Fruit Homepage | Mid-Atlantic Regional Fruit Loop |
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