Pests to know in Medford
Termites in Medford
OSU Extension says Pacific dampwood termites and western subterranean termites damage structures in the Pacific Northwest, while drywood termites are uncommon in the region.[8]
Invasive species reported here
- Aedes aegypti, a non-native mosquito, turned up in Jackson County in 2024, the first record of the species in Oregon. The district now sets special traps aimed at it.[2]
- Oregon health officials say Aedes aegypti can fly only about 500 feet and needs just a quarter inch of water to complete its life cycle.[3]
Pests local experts flag
- The Western blacklegged tick is common in Jackson County's wooded habitats, especially at mid to high elevations, and is a known carrier of Lyme disease.[5]
- Western dog ticks are very common in Jackson County, including in urban and suburban areas. They can transmit tularemia, ehrlichiosis and Rocky Mountain spotted fever.[5]
Climate
Central Medford (ZIP 97501) is in USDA plant hardiness zone 8b, where the average coldest winter night is 15 to 20°F.[11]
Public agencies that handle pests
- Jackson County Vector Control District is an Oregon special district formed by public vote in 1968. It runs mosquito and tick surveillance, disease testing, mosquito control, and public education.[1]
- Jackson County residents can get two free snap traps and two free trap/bait boxes per address each year from the district, which does not hand out rodenticide.[6]
- The district breeds mosquitofish in two ponds at its office and gives them free to Jackson County residents for troughs, ornamental ponds and abandoned pools.[7]
Hiring a licensed company
In Oregon, a commercial pesticide applicator must work for a business licensed by the Oregon Department of Agriculture as a commercial pesticide operator.[9]
Free local help
OSU Extension's SOREC Plant Clinic in Central Point is open more days from April to October than in winter, and Master Gardeners there help identify garden problems.[10]
Through the year
Sources
- Jackson County Vector Control District, “Jackson County Vector Control District.” jcvcd.gov/ (accessed 2026-10-06)
- Jackson County Vector Control District, “Surveillance.” jcvcd.gov/mosquito/surveillance/ (accessed 2026-10-06)
- Oregon Health Authority, “Jackson County Vector Control District finds Aedes aegypti mosquitoes second year in a row.” www.oregon.gov/oha/ERD/Pages/Jackson-County-Vector-Control-District-finds-Aedes-aegypti-mosquitoes-second-year-in-a-row.aspx (accessed 2026-10-06)
- Oregon Health Authority, “Mosquito pool in Jackson County tests positive for West Nile virus.” www.oregon.gov/oha/ERD/Pages/Mosquito-pool-in-Jackson-County-tests-positive-for-West-Nile-Virus-07.16.2026.aspx (accessed 2026-10-06)
- Jackson County Vector Control District, “Tick Identification.” jcvcd.gov/ticks/tick-identification/ (accessed 2026-10-06)
- Jackson County Vector Control District, “Rat Control.” jcvcd.gov/rat-control/ (accessed 2026-10-06)
- Jackson County Vector Control District, “Mosquitofish.” jcvcd.gov/mosquito/control/mosquito-fish/ (accessed 2026-10-06)
- Oregon State University Extension Service, “Termites.” solvepestproblems.oregonstate.edu/insects-spiders/termites (accessed 2026-10-06)
- Oregon Department of Agriculture, “Pesticide License Requirements.” www.oregon.gov/oda/pesticides/licensing/Pages/license-requirements.aspx (accessed 2026-10-06)
- Oregon State University Extension Service, “Gardening help and resources.” extension.oregonstate.edu/mg/jackson/gardening-help-resources (accessed 2026-10-06)
- USDA ARS and PRISM, via phzmapi.org, “Plant hardiness zone for ZIP 97501 (2023 USDA map data).” phzmapi.org/97501.json (accessed 2026-10-06)
- National Pesticide Information Center, “State Pesticide Regulatory Agencies.” npic.orst.edu/reg/state_agencies.html (accessed 2026-10-06)