CANEBERRY DISEASES (Blackberries and Raspberries)
| Disease | Chemical and Formulation | Rate/100 gal Dilute | Acre Concentrate | Remarks |
| Anthracnose (Elsinoe
veneta) Cane blight (Leptosphaeria coniothyrium) Spur blight (Didymella applanata) |
Dormant of late dormant
sprays liquid lime sulfur (24-31% solution) OR Tavano 5SC OR copper material; see copper comments below) Shoots 6" long to after harvest Captan OR Cabrio OR Abound OR Pristine OR QuiltXcel |
see label
6.5-13.0 fl oz see label |
see label
See label 14 oz 6.2-15.4 fl oz 18.5-23 oz 14-21 fl oz
|
Apply in late winter or early spring when new growth is less than 1/2 inch long. Be sure to thoroughly clean equipment after using a copper product or liquid lime sulfur. Copper materials have phytotoxicity concerns; observe all cautions on the label. |
| Gray mold Botrytis cinerea etc. |
Rovral 4F, Nevado 4F,
Iprodione 4L AG OR Pristine 38WDG OR Elevate 50WDG OR Captan 80WDG OR Switch 62.5WG OR Abound 2.08F OR Tavano D zinc salt |
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 3.75-13.0 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. |
| Cane and leaf rust: (Kuehneola uredines), Orange rust (Arthuriomyces peckianus, Gymnoconia nitens), Yellow rust (Phragmidium rubi-idaei) |
Rally 40WSP OR Orbit 3.6E OR Tilt 3.6EC OR PropiMax 3.6E OR Cabrio OR Abound FL OR Pristine WG OR QuiltXcel |
-- -- -- -- -- -- -- -- |
1.25 oz 6.0 fl oz 6.0 fl oz 6.0 fl oz 14 oz 6.2-15.4 fl oz 18.5-23 oz 14-21 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. |
| Rosette or Double Blossom
(Cercosporella rubi) |
Bordeaux mixture OR Abound FL OR Pristine W OR QuiltXcel OR Switch 62.5WG |
8 lb copper sulfate + 8 ob
calcium hydroxide -- -- -- -- |
6.2-15.4 fl oz 18.5-23 oz 14-21 fl oz 11-14 oz |
|
| Powdery mildew (Sphaerotheca
macularis) |
Sulfur-based products Rally 40WSP OR Orbit 3.6EC OR Tilt 2.6EC OR PropiMax 3.6E OR Cabrio OR Abound FL OR Pristine WG OR QuiltXcel |
See product label 1.25-2.5 oz 6.0 fl oz 6.0 fl oz 6.0 fl oz 14 oz 6.2-15.4 fl oz 18.5-23 oz 14-21 fl oz |
||
| Leaf spots (Sphaerulina
rubi) |
Captan OR Orbit 3.6EC OR Tilt 3.6EC OR Cabrio OR Abound FL OR Pristine WG OR QultXcel |
See product label 6 fl oz 6 fl oz 12 oz 6.2-15.4 fl oz 18.5-23 oz 14-21 fl oz |
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