CANEBERRY DISEASES (Blackberries and Raspberries)
| Disease | Chemical and Formulation | Rate/100 gal Dilute | Acre Concentrate | Remarks |
| Anthracnose (Elsinoe veneta) | Dormant of late dormant
sprays liquid lime sulfur (24-31% solution) OR copper material; see copper comments below) |
10 gal
see label |
--
|
Apply in late winter or early spring when new growth is less than 1/2 inch long. Be sure to thorougly clean equipment after using a copper product or liquid lime sulfur. Copper materials have phytotoxicity concerns; observe all cautions on the label. |
| FRUIT ROTS Botrytis cinerea etc. |
Rovral 4F OR Pristine 38WDG OR Elevate 50WDG OR Captan 80WDG OR Switch 62.5WG OR Abound 2.08F |
0.5-1 pt -- -- -- -- -- |
1-2 pt 18.5-23.0 oz 1.5 lb 2.5 lb 11.0-14.0 oz 6.2-15.4 fl oz |
Rovral has labels for use on
all caneberries.
Do not make more than 4 applications of Rovral per season. Consult all
labels for use and timing information. See Table
for PHI information. Do not apply more than 92 oz of Pristine
or 12.5 lb of captan 80WDG or 56 oz of Switch/A/yr. Caution: Abound is extremely phytotoxic to
some apple cultivars. Prevent spray drift and leftover residue in the
spray tank which may come in contact with apples. |
| RUSTS Kuehneola sp., Arthuriomyces sp., Phragmidium sp. POWDERY MILDEW LEAF SPOT |
Rally 40WSP OR Orbit 3.6E OR PropiMax 3.6E |
-- -- -- |
1.25 oz 6.0 fl oz 6.0 fl oz |
Applications should be initiated as early as bud break and repeated at 10- to 14-day intervals, depending on the diseases to be controlled. Orange rust: April-June; cane and leaf rust: green tip and just before bloom; yellow leaf rust: April-May; late leaf rust: June-Sept.; powdery mildew: early white bud to full bloom; leaf spot: June-Aug.; Do not apply more than 10 oz of Nova per acre per growing season. Nova may be applied up to the day of harvest, but observe label restrictions. |
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