Update on Small Fruit Insecticides for grapes, blueberries, and brambles. Rick Weinzierl University of Illinois

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1 Update on Small Fruit Insecticides for grapes, blueberries, and brambles Rick Weinzierl University of Illinois

2 New or notable registrations for grapes Renounce 20WP (3 days) Cyfluthrin (same as Baythroid) (a pyrethroid) Labeled against flea beetles, cutworms, grape berry moth, leafhoppers Altacor 30WDG (14 days) Chlorantraniliprole Labeled against cutworms, grape berry moth Belt 4SC (7 days) Flubendiamide (same group as Altacor) Labeled against cutworms

3 New or notable registrations for grapes Delegate 35WG (7 days) Spinetoram Labeled against, cutworms, redbanded leafroller, grape berry moth Leverage 2.7SC (3 days) Imidacloprid plus cyfluthrin Labeled against flea beetles, cutworms, grape berry moth, leafhoppers Voliam Flexi 40SC (14 days) (thiamethoxam plus chlorantraniliprole Labeled against grape berry moth, leafhoppers, rose chafer, Japanese beetle

4 New or notable registrations for grapes Movento (7 days) Spirotetramat Labeled against grape phylloxera (leaf form) See California data re: effectiveness against root form Labeled rate is 6-8 fl oz per acre with a max of 12.5 fl oz per acre per season Brigade 2S and 10WP (WSB) will become the only formulations of bifenthrin marketed by FMC; Capture is being phased out

5 Not-so-new registrations for grapes Acramite (14), Agri-Mek (28), Envidor (14), Fujimite (14), Nexter (7), and Zeal (14) All miticides; use midsummer if red mite infestations build Assail 30SG (7 days) Acetamiprid, a neonicotinoid Labeled against redbanded leafroller, grape phylloxera, leafhopper, rose chafer, Japanese beetle

6 Not-so-new registrations for grapes Clutch 50WG (0 days) Clothianadin (a neonicotinoid) Labeled against multicolored Asian lady beetle Venom 70SG (1 day, foliar application) Dinotefuran (a neonicotinoid) Labeled against multicolored Asian lady beetle

7 Notes on older grape insecticides Lorsban (35) Apply to soil for grape root borer control Malathion (3) Japanese beetle, MALB, fruit flies Mycotrol (0), neem (0) Organically certified Provado (0) Leafhoppers, Japanese beetle Sevin (7) Flea beetles, cutworms, Japanese beetle, MALB, fruit flies Endosulfan (7) Grape phylloxera Phytotoxic to several varieties

8 For control of key grape pests Red mite and scale control at bud swell Superior oil Flea beetle and climbing cutworm at bud swell See extensive list on page 1

9 control of key grape pests Grape berry moth See extensive list pp. 7-8 Mating disruption (twist ties or sprayable)

10 control of key grape pests Grape phylloxera Graft French and vinifera grapes onto American rootstocks Assail, Danitol, Endosulfan, Admire-Pro, or Movento at bloom and 10 to 14 days later Endosulfan injures Concord, Baco Noir, Chancellor, Colobel, Cascade, Cynthiana/Norton, Chambourcin, and other varieties check the label and other references

11 control of key grape pests Japanese beetle See extensive list, p. 9 Pyrethrins (Pyganic and others)

12 control of key grape pests European red mite, twospotted spider mite Acramite (14), Agri-Mek (28), Envidor (14), Fujimite (14), Nexter (7), and Zeal (14

13 control of key grape pests Grape root borer Sample 10 vines per acre / at least 50 vines immediately after harvest Look for shed pupal skins in a 3-ft circle around each plant (especially the inner 1 ft.) Threshold = pupal skins under 5 % of plants Apply Lorsban the next year at least 35 days before harvest Pheromone traps available for monitoring; see p.16

14 control of key grape pests Multicolored Asian lady beetle Baythroid / Renounce (3), Venom (1), or Clutch (0) Pyrethrins: Pyganic (0)

15 New or notable registrations for blueberries Assail 30SG (1 day) Acetamiprid (a neonicotinoid) Labeled against blueberry maggot, cherry fruitworm, Japanese beetle Delegate 35WG (3 days) Spinetoram Labeled against cherry fruitworm

16 New or notable registrations for blueberries Danitol 2.4EC (3 days) Fenpropathrin (a pyrethroid) Labeled against cherry fruitworm, plum curculio, blueberry maggot, Japanese beetle

17 Notes on older blueberry insecticides Asana (14) Confirm (14) Imidan (3) Pyganic (0) Sevin (7) Malathion (1) Provado (3) SpinTor/Entrust (3) Surround (0) Lannate (3)

18 For control of key blueberry pests Cherry fruitworm and cranberry fruitworm Many choices at petal fall and 10 days later: See pp Plum curculio Same timing as above See p. 26 (list includes Imidan and Danitol) How necessary???

19 control of blueberry pests Blueberry maggot Emergence of adults around July 1 in northern portions of Midwest Several insecticide choices, but timing is close to harvest Assail (1), Danitol (3), Imidan (3), Malathion (1)

20 control of blueberry pests Japanese beetle Several insecticide choices, but timing is close to harvest Assail (1), Danitol (3), Imidan (3), Malathion (1), Pyganic (0)

21 New or notable registrations for brambles Capture and Brigade (3) Bifenthrin, a pyrethroid Drenches in late October early November or in late March can be used against raspberry crown borer Also other uses Mustang Max 0.8EC (1) Zeta-cypermethrin, a pyrethroid Labeled against leafrollers ( Japanese beetle)

22 New or notable registrations for brambles Assail 30SG (1 day) Acetamiprid, a neonicotinoid Labeled against sap beetles, Japanese beetle, green June beetle, and plant bugs

23 For control of key bramble pests Rednecked cane borer Prune out and destroy infested galls before delayed dormant Prior recommendation was for use of methoxychlor at bloom, applied to lower canes (not on blooms or fruiting shoots), if >5% of canes had galls the previous year methoxychlor no longer available Other insecticides? Brigade (bifenthrin)

24 control of bramble pests Leafrollers Prebloom See extensive list on p. 30

25 control of bramble pests Japanese beetle, MALB, and sap beetles Sevin (7), Malathion (1), Pyganic (0) Assail (1), Mustang Max (1), Brigade (3)

26 control of bramble pests Tarnished plant bug Sevin (7), Actara (3), Assail (1), or Pyganic (0) Or Brigade or Mustang Max

27 control of bramble pests Raspberry crown borer Insecticides applied to lower canes late October early November or in late March Brigade or Capture

28 control of bramble pests Mites Savey (3 days)

29 For 2009 Check the 2009 Illinois Commercial Small Fruit and Grape Spray Guide Read and follow label directions Look up life cycles and background information in the Midwest Small Fruit Pest Management Handbook Read the Illinois Fruit and Vegetable News

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