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Grow your own sunflowers

Grow bright, easy sunflowers in Oregon gardens. Learn how to plant, care for and harvest them, plus choose the best varieties for pollinators, cut flowers, wildlife, seeds and containers.

Brooke Edmunds, Shannon Rauter, Russell Smith-Ollivierre | Mar 2026 | OSU Extension Catalog Peer reviewed (Gray level)

Preventing and managing grapevine leafroll virus and mealybugs in Oregon vineyards

Grapevine leafroll viruses afflict commercial vineyards around the world. The diseases, spread by mealybugs, cause leaf chlorosis and reduce yields. Learn how to prevent and manage both the virus and the insects in Oregon vineyards.

Kyoo Rok Park, Serhan Mermer, Linda Brewer, K.M. Daane, N.H. Mercer, Patricia A. Skinkis, Rick Hilton, Alexis Shobe, I.O. Ozdemir, Vaughn Walton | Mar 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Pest management guide for tree fruits: Hood River, The Dalles, White Salmon, Rogue Valley, Umatilla County

This annual guide provides tree fruit growers with the latest information on pesticides and herbicides for fruit trees. People who grow apples, pears and cherries can learn application rates and recommendations for each stage of tree growth.

Ashley Thompson, Achala KC, Jay W. Pscheidt, Nik Wiman, Christopher Adams, Andony Melathopoulos, Niall Millar, Robert Orpet | Mar 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Oregon’s Cottage Food Exemption

Get answers to answers frequently asked questions about Oregon's Cottage Food Exemption for home bakers, chefs and local food producers.

Jared Hibbard-Swanson, Joy Waite-Cusic | Mar 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Pest management guide for wine grapes in Oregon

Learn the most effective techniques for controlling insects, weeds and disease on wine grapes in Oregon. Study strategies for controlling powdery mildew, botrytis bunch rot and spider mites.

Patricia A. Skinkis, Jay W. Pscheidt, Achala KC, Marcelo Moretti, Vaughn Walton | Mar 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Clover seed bee protection protocol

Bees help pollinate Oregon's clover seed crop but are vulnerable to pest control measures. Learn how to protect bees while maintaining yields.

Andony Melathopoulos, Nicole Anderson, Ramesh Sagili | Feb 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Endophyte toxins in grass and other feed sources: Risks to livestock

Many varieties of tall fescue and perennial ryegrass are infected with a fungal endophyte that can be toxic to livestock. Learn how they affect livestock and how to provide safe forage.

Jennifer Duringer, Gene Pirelli, Nicole Anderson, Carolyn A. Young | Feb 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Oregon blueberry bee protection protocol

Growers depend on honey bees to pollinate their crop, but bees are vulnerable to many pest-control products. Learn how growers and beekeepers work together to safeguard bees when applying pesticides.

Andony Melathopoulos, Scott Lukas, Ramesh Sagili, Wei Qiang Yang | Feb 2026 | OSU Extension Catalog Peer reviewed (Orange level)

Flatheaded borers in nurseries and orchards

This guide for growers on flatheaded borers in nurseries and orchards explains identification, life cycle, host trees, scouting for damage, and mechanical, cultural, chemical and biological controls.

Lloyd Nackley, Nik Wiman, Heather Andrews, Erica Rudolph, Melissa Scherr | Jan 2026 | OSU Extension Catalog Peer reviewed (Orange level)