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Transcript of New Herbicides for Old Problems in Blueberry, Grape...
![Page 1: New Herbicides for Old Problems in Blueberry, Grape ...nwhortsoc.com/wp-content/uploads/2013/01/Zandstra.pdfNew Herbicides for Old Problems in Blueberry, Grape, Raspberry and Strawberry](https://reader033.fdocuments.us/reader033/viewer/2022042801/5a9f77ca7f8b9a67178ce2f1/html5/thumbnails/1.jpg)
New Herbicides for Old Problems in Blueberry, Grape,
Raspberry and Strawberry Bernard Zandstra
Michigan State University
North Willamette Horticulture Society
Canby, Oregon
Jan. 15-17 2013
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New Long Residual Herbicides for Weed Control in Perennial Crops (1)
Trade Name Common Name MOA
Alion indaziflam Cell. synth. inhib.
Casoron CS diclobenil Cell. synth. Inhib.
Trellis isoxaben Cell. synth. inhib.
Matrix rimsulfuron ALS inhib.
Sandea halosulfuron ALS inhib.
Pindar penoxsulam ALS inhib.
Mission flazasulfuron ALS inhib.
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New Long Residual Herbicides for
Weed Control in Perennial Crops (2)
Trade Name Common Name MOA
Treevix saflufenacil PPO inhibitor
Spartan sulfentrazone PPO inhibitor
Chateau flumioxazin PPO inhibitor
Callisto mesotrione Pigment synth. Inhib.
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Preemergence Herbicides Labeled for Fruit Crops
• Karmex – diuron • Princep – simazine • Sinbar – terbacil • Chateau – flumioxazin • Prowl H20 - pendimethalin • Surflan – oryzalin • Solicam – norflurazon • Kerb – pronamide • Goal – oxyfluorfen • Velpar - hexazinone
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Postemergence Herbicides Labeled for Fruit Crops
• Weedar – 2, 4 D amine
• Starane – fluroxypyr
• Rely – glufosinate
• Roundup – glyphosate
• Venue – pyraflufen
• Poast – sethoxydim
• Select – clethodim
• Gramoxone – paraquat
• Stinger - clopyralid
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Recent Herbicide Labels for Fruit Crops (1)
Alion – Pome, stone, tree nuts, grape
Treevix – Apple, pear
Sandea – Apple, blueberry
Casoron CS – Apple, pear, cherry, grape, blueberry
Prowl H2O – Pome, stone, grape
![Page 7: New Herbicides for Old Problems in Blueberry, Grape ...nwhortsoc.com/wp-content/uploads/2013/01/Zandstra.pdfNew Herbicides for Old Problems in Blueberry, Grape, Raspberry and Strawberry](https://reader033.fdocuments.us/reader033/viewer/2022042801/5a9f77ca7f8b9a67178ce2f1/html5/thumbnails/7.jpg)
Recent Herbicide Labels for Fruit Crops (2)
Matrix – Pome, stone, grape, blueberry, raspberry
Sinbar WDG – Apple, peach
Venue – Pome, stone, grape
Starane – Pome
Trellis – grape, nuts
Dual Magnum- blueberry, caneberry
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New Registrations in Process for Fruit Crops
Mission – flazasulfuron – grape (labeled in CA)
Trellis – isoxaben – all fruit; Labeled in grape.
Spartan – sulfentrazone – apple, blueberry
Pindar – penoxsulam + oxyfluorfen – grape, apple
Callisto – mesotrione – apple, grape
Prowl – pendimethalin – caneberry
Sandea – halosulfuron – caneberry, stone
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Alion (indaziflam) 1.67 SC
Mode of Action: Cellulose synthesis inhibitor
Rate: 0.065-0.085 lb ai/a (5-6.5 fl oz)
Crops Labeled: Apple, pear, cherry, grape, peach, plum, nuts, trees established more than 3 years
Timing: Spring or Fall
Weeds Controlled: Most seedling annuals; no effect on emerged weeds
Apply with Roundup or Rely.
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Casoron (dichlobenil) 1.4 CS
Mode of Action: Cellulose synthesis inhibitor
Rate: 2-4 lb ai/a (1.4-2.8 gal)
Timing: Fall or Spring
Crops Labeled: Apple, pear, cherry, grape, blueberry, raspberry
Weeds Controlled: Most annuals and perennials, nutsedge
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Trellis (Gallery)(isoxaben)
• MOA: Cellulose Synthesis Inhibitor
• Crops: Grape, blueberry, raspberry; labeled on grape
• Rate: 1-1.33 lb product/acre
Apply over the row after soil has settled.
• Weeds Controlled: Annual broadleaves (6-8 weeks); no grass control
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Prowl H2O (pendimethalin) 3.8 CS
Mode of Action: Mitosis inhibitor
Rate: 1.9-3.8 lb ai/a (2-4 qt)
Crops Labeled: Pome, stone, grape
Timing: Preemergence in Spring
Weeds Controlled: Annual grasses, broadleaves
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Sandea (halosulfuron) 75 WG
Mode of Action: ALS inhibitor
Rate: 0.023-0.047 lb ai/a (0.5-1 oz)
Crops Labeled: Apple, blueberry
Timing: Pre or Post to weeds
Weeds Controlled: Nutsedge, pigweed, broadleaves
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Matrix (rimsulfuron) 25 DF
Mode of Action: ALS Inhibitor
Rate: 0.063 lb ai/a (4 oz)
Crops Labeled: Pome, stone, blueberry, raspberry, grape
Timing: Spring
Weeds Controlled: Most annual broadleaves and grasses; poor groundsel control
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Mission (flazasulfuron)
Mode of Action: ALS inhibitor
Rate: 0.045-0.9 lb ai/a
Crops Labeled: grape in CA only; other states will be later.
Timing: Preemergence in Spring
Weeds Controlled: Annual grasses, broadleaves
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Chateau (flumioxazin) 51 WDG
Mode of Action: PPO Inhibitor
Rate: 0.192-0.383 lb ai/a (6-12 oz)
Crops Labeled: Pome, stone, grape, blueberry
Timing: Fall or Spring
Weeds Controlled: Most annual broadleaves and grasses; poor horseweed control
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Treevix (saflufenacil) 70 WG
Mode of Action: PPO Inhibitor
Rate: 0.044 lb ai/a (1 oz)
Crops Labeled: Apple, pear; no current plans to add crops to label.
Timing: Postemergence anytime
Weeds Controlled: Horseweed; many broadleaves
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Venue (pyraflufen-ethyl) 0.177 SC
Mode of Action: PPO Inhibitor
Rate: 0.001-0.0055 lb ai/a (0.7-4 fl oz)
Crops Labeled: Pome, stone, grape
Timing: Postemergence, use with Roundup or Rely to improve desiccation
Weeds Controlled: Faster desiccation of broadleaves; no effect on grass
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Stinger (clopyralid) 3L
Mode of Action: Synthetic Auxin
Rate: 0.124-0.25 lb ai/a (0.33-0.67 pt)
Crops Labeled: Stone fruit, apple, blueberry
Timing: Emerged weeds
Weeds Controlled: Dandelion, horseweed, goldenrod, thistle, clover, vetch, nightshade, buckwheat, plantain
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Preemergence Weed Control in New Fruit Plantings
• Surflan (oryzalin)
• Prowl H2O (pendimethalin)
• Devrinol (napropamide)
• Gallery – Trellis (isoxaben)
• Kerb (pronamide)
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Surflan (oryzalin) • MOA: Mitosis Inhibitor
• Crops: Blueberry, raspberry, grape
• Rate: 2-4 qt/acre (max 12 qt/year)
Apply soon after planting to weed-free soil
• Weeds Controlled: Annual grasses (6-8 weeks), annual broadleaves (4-6 weeks)
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Prowl H2O (pendimethalin)
• MOA: Mitosis Inhibitor
• Crops: Grape
• Rate: 2-4 qt/acre
Apply after soil settles, directed to soil. Do
not apply over plants
• Weeds Controlled: Annual grasses and broadleaves. No control of composites, mustards, or perennials (8-10 weeks control at high rate)
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Devrinol (napropamide)
• MOA: Cell Division Inhibitor
• Crops: Blueberry, caneberry, cranberry, grape
• Rate: 6-8 lb product/acre
Apply as broadcast over the row of new plants
• Weeds Controlled: Annual grasses and broadleaves (6-8 weeks control)
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Kerb (pronamide) 3.3 SC
• MOA: Mitosis Inhibitor
• Crops: Grape established more than 6 months; blueberry, raspberry (established 3 months)
• Rate: 1-4 lb/ai (2.5 – 9.5 pt/a)
• Weeds Controlled: Quackgrass, annual grasses (4-8 weeks). Apply in fall if possible.
![Page 25: New Herbicides for Old Problems in Blueberry, Grape ...nwhortsoc.com/wp-content/uploads/2013/01/Zandstra.pdfNew Herbicides for Old Problems in Blueberry, Grape, Raspberry and Strawberry](https://reader033.fdocuments.us/reader033/viewer/2022042801/5a9f77ca7f8b9a67178ce2f1/html5/thumbnails/25.jpg)
Gallery – Trellis (isoxaben)
• MOA: Cellulose Synthesis Inhibitor
• Crops: Grape, blueberry, raspberry; Safe on young bushes and trees.
• Rate: 1-1.33 lb product/acre
Apply over the row after soil has settled.
• Weeds Controlled: Annual broadleaves (6-8 weeks); no grass control
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Postemergence Weed Control in Small Fruit Plantings
Gramoxone – paraquat
Roundup – glyphosate
Stinger – clopyralid
Aim – carfentrazone
Venue – pyraflufen-ethyl
Rely - glufosinate
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Gramoxone (paraquat)
MOA: PSI inhibitor
Crops: All fruit crops
Rate: 2.5-4 pt/a + NIS
Weeds: Desiccates all green plants. Potential crop injury; avoid contact with crop plants
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Roundup (glyphosate)
Crops: All fruit crops
Rate: 1-4 qt/acre
Weeds: Annuals and perennials. Potential crop injury; do not spray crop plants. Original formula (4 lb IPA salt/gal) is the safest on crop plants; do not add surfactant if there is potential for crop contact.
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Stinger 3L (clopyralid)
Spur – Albaugh product
MOA: auxin disruptor
Crops: Blueberry
Rate: 2.6-5.3 fl oz/a (0.063-0.125 lb ai) on blueberry
Weeds: Composites (dandelion, Canada thistle, horseweed), legumes, nightshade, smartweeds, plantain
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Rely (glufosinate)
MOA: glutamine synthesis inhibitor
Crops: Grape, blueberry
Rate: 0.88 – 1.5 lb/ai (3-4 pt/a)
Weeds: most annuals
Caution: do not spray on crop plants; safer than Roundup on crop plants, but no translocation; no product for 2013.
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Aim – carfentrazone
MOA: PPO inhibitor
Crops: Grape, blueberry, raspberry
Rate: 2-6 fl oz/a
Weeds: Small broadleaves. Do not spray crop plants. Direct the spray to the soil at the base of bushes and trees.
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Venue – pyraflufen-ethyl
MOA: PPO inhibitor
Crops: Grape
Rate: 0.7-4 fl oz/a
Weeds: Desiccation of small broadleaves. Do not spray trees or vines. Use with other POST herbicides. May be used for sucker control.
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Fusilade, Poast, Select Max
Crops: All fruit crops have one or more postemergence grass herbicides registered
Rate: Use high rates for perennial grass control
Weeds: Annual bluegrass – Select Max
Quackgrass – Fusilade
Other grasses – Any grass killer
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Preemergence Weed Control for New Plantings
1. ProwlH2O: grape, strawberry
2. Surflan: blueberry, caneberry, grape
3. Devrinol: blueberry, caneberry, grape, strawberry
4. Gallery/Trellis: blueberry, caneberry
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Postemergence For New Plantings
1. Postemergence herbicides (except Stinger, Poast, Select) may injure young crop plants.
2. Use a shielded sprayer for applications during the growing season.
3. In fall, Roundup may be applied in a band on each side of row to kill winter annuals and perennials.
4. Include Aim or Venue with Roundup and Rely for faster burn down.
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Weed Control in Year of Planting Blueberry
• Set dormant plants in early spring.
• Apply Devrinol or Surflan plus Gallery after soil has settled and before annual weeds germinate.
• Solicam after 6 months for Pre grass control
• Poast, Fusilade, or Select for Post grasses.
• Stinger for composites, clover, nightshade; avoid crop contact.
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Preemergence Weed Control in Established Blueberry - Fall
• Dormant – Casoron or Princep, Karmex, or Sinbar; or Chateau; and/or Kerb for quackgrass.
• Include Roundup to kill winter annuals; avoid spraying green bark of blueberry. Use 4 lb IPA salt/gal (original) formulation.
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Preemergence Weed Control in Established Blueberry – Spring
• Velpar – Early spring before bud break for woody perennials; every other year
• Callisto plus Sinbar, Karmex, or Princep
• Chateau during the growing season (7 day PHI)
• Sandea for YENS control. 14 day PHI
• Roundup for emerged weeds in aisles
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Postemergence Weed Control in Established Blueberry
• Rely 280, Gramoxone, or Aim after new blueberry growth appears, for weed desiccation.
• Poast to control grasses. 30 day PHI
• Sandea for nutsedge and pigweeds, other broadleaves. 14 day PHI
• Stinger for composites, clover, nightshade, smartweed, plantain. 30 day PHI
• Roundup: do not spray on bushes; contact with young canes will injure the plant. 14 day PHI
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Preemergence Herbicide Combinations for Grapes
• Karmex 3-4 lb + Surflan 2-4 qt
• Princep 3-4 lb + Prowl H20 4-6 qt
• Chateau 8-12 oz + Prowl 4 or Surflan 4 qt
• Matrix 4 oz + Prowl 4 or Surflan 4 qt
• Trellis 1 lb + Kerb 4 lb
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Additional Preemergence Herbicides for Grape
• Kerb 3-4 lb in fall for quackgrass, annual bluegrass, common chickweed control
• Casoron 1.4 CS 2.8 gal in fall for nutsedge and other perennials
• Goaltender 2-4 pt in spring for broadleaves; field pansy control
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Postemergence Applications - Grape
• Roundup 1-3 qt in spring with PRE herbicides or post during the season; 14 day PHI
• Rely 280 in spring or during the season to kill emerged weeds; 14 day PHI
• Gramoxone to kill emerged weeds
• Aim 1-2 oz/acre. Use with other herbicides; for broadleaf desiccation. 3 day PHI
• Venue 1-4 fl oz. Use with other herbicides. 0 day PHI.
• Poast to kill emerged grasses; PHI 50 days
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Weed Control in New Caneberry Plantings
1. Surflan + Gallery Preemerge after planting
2. Poast, Fusilade, or Select POST for grasses
3. Kerb 1-3 lb/ai after 3 months for PRE grass control
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Weed Control in Established Caneberry (1)
1. Pre - Karmex or Sinbar in fall or spring for horseweed and fleabane control
2. Surflan or Dual Magnum in spring for grass control
3. Casoron CS – fall perennial control
4. Kerb SC- fall quackgrass and annual bluegrass control
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Weed Control in Established Caneberry (2)
5. Matrix spring PRE or early POST; directed to soil on each side of row; potential crop stunting
6. Roundup or Gramoxone directed to each side of the row; avoid crop contact
7. Fusilade, Poast or Select for post grass control
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Weed Control in Strawberry – New Plantings
Devrinol: 3-4 lb/ai – apply after transplant
Sinbar: 0.1-.3 lb/ai - 2-6 oz after transplanting
Spartan: 4-8 fl oz before or after transplanting
Prowl H20: 0.71 – 1.4 lb/ai (1.5-3 pt) before or after transplanting – annual grasses
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Strawberry – Established Plantings
Devrinol: 4-8 lb early spring
Spartan: 4-8 fl oz early spring, at renovation, or late fall; for control of field pansy, groundsel, mayweed, pigweed, woodsorrel, white campion, buckwheat
Prowl H20: 3 pt early spring, after renovation, fall dormant for annual grasses
Sinbar: 0.4 (8 oz)- renovation or fall dormant
Ultra Blazer: 1.5 pt – renovation and fall dormant
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Strawberry Postemergence
• 2, 4-D amine (Formula 40) 1 qt – at renovation for perennial weed control
• Stinger 5-10 fl oz – spring or fall – composite weeds, thistle, dandelion, mayweed, clover
• Poast and Select- grasses
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Pesticide Labels
All labels of registered pesticides in USA are available at: CDMS.net
Dual Magnum indemnified labels at: www.farmassist.com
The End.