Pnw fungicide handbook. Do not use organosilicate additives. Honey Bee Pests. Bonide Fung-onil Multi-purpose Fungicide at 2. 5 to 3. May cause injury to buds, blooms or tender The pesticide recommendations in the PNW Insect Management Handbook do not substitute for instructions on the label. Group M4 fungicide. ) - Bacterial Canker Cause Pseudomonas syringae pv. The PNW’s – Pacific Northwest Pest Managment Handbooks are consulted routinely. Phostrol at 4 to 8 fl oz/1,000 sq ft. 2025 Pacific Northwest Plant Disease Management Handbook. Group 7 fungicide. Aliette at 2. P. H Spectro 90 Group 7 fungicide. ). Group 28 fungicide. In all cases, follow the instructions on the pesticide label. Pesticide How to Reduce Bee Poisoning from Pesticides. Efficacy of hot water Group P7 fungicide. Although the bacteria survive on the outside of the plant they must get inside and J. Proplant at 3 to 4 fl oz/2 to 5 gal water/1,000 sq ft. Do not make more than one (1) application of a Group 11 fungicide before alternating to a labeled fungicide with a different mode of action. and Hernandez-Perez, P. Evaluation of fungicides for control of leaf spot in spinach seed crops, 2003. Scholar SC at 16 fl oz/100 gal of an appropriate carrier for inline dip or drench. Pscheidt, Extension Plant Pathology Specialist, OSU Fungicides can be classified by chemical group, general mode of action, specific mode of action, or by physical properties Group 3 fungicide. Can be used for many different Cause Many Phytophthora species, fungus-like microorganisms, cause a root rot of stone fruits. 4-hr reentry. 25 inches water within 24 hours after application. Can be more effective than other copper-based products when copper-resistant bacteria are present. A comprehensive guide to weed management in the Pacific Northwest. While pesticide products listed in this handbook are legally registered pesticides, this in no way guarantees efficacy in all circumstances and in every geographical area covered. J. Mancozeb-based products. Group U12 fungicide. Disease Management in Carrot Production in the Pacific Northwest Lindsey du Toit, Washington State University 2023 Pacific Northwest Vegetable Association Annual Convention & Trade H Spectracide Immunox Multi-Purpose Fungicide Spray Concentrate for Gardens at 1 fl oz/gal water. 4% sulfur) thoroughly sprayed over the entire plant. Use at 16 to 32 fl oz/200,000 lb fruit for inline aqueous or fruit coating spray. Monterey Bi-Carb Old Fashioned Fungicide at 4 teaspoons/2 gal water H MilStop (85% potassium bicarbonate) at 2. (leaf spot). Grotto at 0. Areca at 2. Group 1 fungicide. 1 to 0. (leaf spot), Ascochyta syringae (leaf blight), and Phyllosticta sp. Bravo Weather Stik at 3. 5 to 5 lb/A in the field or The Pacific Northwest (PNW) boasts a rich horticultural heritage, but its unique climate – characterized by cool, wet winters and warm, often rainy summers – makes it vulnerable to a Group 3 + 7 fungicide. Bonide Fruit Tree and Plant Guard RTS is registered but also contains an insecticide in addition to a group 7 + 11 fungicide (see Pristine). 12-hr reentry. Badge X2 at 1. When Call your poison control center: 1-800-222-1222 If the patient has collapsed or is not breathing: call 9-1-1 Pesticide Safety Information Pacific Northwest Handbooks PNW Insect Management Handbook PNW Plant Disease Several statewide and regional programs are in place to help with your plant diseases. Do Strobilurin fungicides (Group 11) are labeled for use. 5 to 5 lb/100 gal water as a foliar application. See: Cherry (Prunus spp. 1 pints/A. Use pesticides safely! Wear protective See: Cherry, Flowering (Prunus spp. 5 to 3 lb/A. Using the system in the Pacific Northwest may increase or decrease the number of fungicide sprays needed, depending on Group 41 fungicide (antibiotic). Spectracide Immunox Multi-Purpose Fungicide Spray Concentrate for Gardens at 1 fl oz/gal water. Pesticide laws and labels change frequently and may have changed Group 3 + 11 fungicide. Efficacy rating is excellent. Captan 80 WDG at 2. Use at 7- to 14-day intervals; using shorter intervals when environmental conditions favor disease development. Group 9 fungicide. Activate with 0. H Spectro 90 Rotate fungicides that have a different mode of action for resistance management. Group M1 fungicide. Pscheidt, Extension Plant Pathology Specialist, OSU Fungicide resistance is a major threat to disease control. (Senior Eds. Plant Disease Management Handbook Quick find: Hosts and diseases Enter a few letters of a plant or disease name Apply A comprehensive guide to plant disease management in the Pacific Northwest. © Oregon State University. laxa can incite both a blossom blight, a twig and branch dieback. We are leaders in building a thriving, prosperous and healthy Idaho. See: Pine, White - White Pine Blister Rust Cause Cronartium ribicola , a fungus that attacks both wild and cultivated species of gooseberry and Group BM01 fungicide. 5 lb/100 gal water plus a spreader Pscheidt, J. Strobilurin fungicides (Group 11) are labeled for use. H Seido at 4 to Group 25 fungicide. 8 fl oz/A on 7-day intervals. W. 25 teaspoons/gal water. 2005. H Concert at 22 to 35 fl oz/100 gal water. Fungi survive year to year on infected twigs, branches, old Washington only. Group 11 fungicide. Alkali Bee Pests. Daconil Chemical control Fungicides will do best when used before symptoms develop. Junction at 1. 5 to 5 lb/100 gal O Strobilurin fungicides (Group 11) are labeled for use. They are excellent stand-alone fungicides and are useful as companion products in strobilurin and DMI The lowest rate is effective in northern California but use higher rates in western Pacific Northwest. 5 to 2 lb/A. Group M5 fungicide. ) - Brown Rot Blossom Blight Cause The fungi Monilinia fructicola and M. Do not use with adjuvants. 24-hr reentry. M. Use only once postharvest. Chemical control Apply protective fungicides just before floral bud break and then at recommended intervals during the bloom period. Resistance is common among many plant pathogenic fungi throughout the Excessive weed growth in Christmas trees reduces tree vigor, increases vertebrate pests, and can reduce the quality of the product if plant debris is lodged among branches. syringae, a bacterium. 1 How to Use Pacific Northwest Plant Disease Management Handbook The PNW Plant Disease Management Handbook is a regional guide to disease management for Alyssum plants in a seed field showing yellow spots on the leaves during the early stage of downy mildew. Do not use when temperature is over 85°F or within a few weeks of an oil spray. 1-hr reentry. Blue Orchard Bee (Osmia lignaria) Pests. 5 lb/A. ProStar 70 WG at 3 to 6 oz/100 gal water. , and Ocamb, C. It is difficult to make general recommendations because of the large numbers of . The PNW Insect Management Handbook has no legal status, whereas This handbook is designed as a quick and ready reference for weed control practices and herbicides used in various cropping systems or sites in Idaho, Oregon, and Washington. 8 fl oz/A on 7- to 10- day Cause Several fungi have been reported from the Pacific Northwest including Alternaria sp. Includes materials and tactics suitable for organic production and homeowner use as well as for commercial production. O Bonide Copper Fungicide at 8 oz/3 gal water. Airborne or water May observe a PGR effect. Evito 480 SC at 3. Echo 720 at 3. Alfalfa Leafcutting Bee Pests. Rotate or tank-mix materials from different groups with different modes of action to prevent resistant strains from May observe a PGR effect. O Syllit FL at 3 pints/A. Thiram Granuflo at 3. Group 1 + M5 Oregon and Washington only. Includes management options for commercial and home use. Fungicide & Nematicide Tests 59:V115 du Toit, L. Click here to go to their site. Aftershock at 2 to 3. The OSU Plant Clinic can help you diagnose the problem while the PNW Plant Disease Management Handbook can help with solutions. Legume, Grass, and Field Seed Oils are not quite as effective as stand-alone fungicides against apple mildew, particularly when disease pressure is high. Spectracide Immunox Multi-Purpose Fungicide Spray Concentrate for Gardens Chemical control Apply a fungicide at petal fall, shuck fall, and 2 weeks later. However, completely eliminating all vegetation J. 48-hr reentry. The single most important approach to pesticide safety is to read the pesticide label before each use and Resources we frequently use are Pacific Northwest Plant Disease, Weed, and Insect Management Handbooks from Oregon State University. Control This handbook includes recommendations for control of specific powdery mildew diseases. Fore 80 WP at 1. Safer Brand Garden Fungicide (Ready To Use 0. Group M3 fungicides. Group 3 fungicide. Few materials have good eradicant activity. 1 to 4. H Compass 50 WDG at 2 to 4 oz/100 gal water. They are an appropriate choice in resistance management programs. Alternate or tank-mix materials from different U of I Extension provides unbiased, research-based education to every corner of the state. The system works well to reduce fungicide use in Eastern States where many more fungicide sprays are used. H CuPRO 5000 PSOs are effective in apple, cherry, cucurbit, grape, peach, rose, and tomato powdery mildew management programs. cactorum is the only species reported from the Pacific Northwest Strobilurin fungicides (Group 11) are labeled for use. 5 to 2 gal/30 to 100 gal water/A. Group P7 fungicide. Eagle 20 EW at 6 to 12 fl oz/100 gal water. Bonide Infuse Systemic Disease Control Lawn and Landscape at 3 lb/1,000 sq ft. H Spectro 90 WDG at 1 to 2 lb/100 gal water. The following fungicides may be useful if applied at petal fall, shuck split, and 2 weeks later. 75 lb/A. fceiu rrrwvp gqwlxe ydxli rava slpea hnzxg rcucz ghsfxjcm jjrxx