What USDA hardiness zone is Oregon?
The Growing Zones of Oregon. The 2023 USDA Hardiness Zone Map places Oregon in growing zones 5a to 9b. Most of the state is in zones 6a to 9a, with the lowest average temperatures ranging between -10 and -5 degrees Fahrenheit. According to the USDA Hardiness Zone map, Central Oregon is placed in Zone 6 (–10 degrees Fahrenheit to 0 degrees Fahrenheit). However, this is really oversimplified given our many microclimates.According to this map of the Pacific Northwest, the region lies in USDA Plant Hardiness Zones 7 through 9 and in AHS Heat Zones 1 through 6. Stretching over a long territory expanse, the Pacific Ocean and the Cascade Mountains influence the Pacific Northwest climate.Here in Portland Oregon, the USDA hardiness zone is 8b (with average low temperatures from 15 to 20 degrees Fahrenheit). There are many microclimates within Portland, so keep in mind that the hardiness guides can be seen as recommendations.
What is zone 6 known for?
USDA Zone 6 falls in the middle of the hardiness scale, with sub-zones 6a and 6b. These areas experience cold winters and warm summers, with a growing season of around 180 days. Zone 6 has two subzones: 6a and 6b. Zone 6a has an average minimum temperature of negative five to negative ten degrees Fahrenheit. Zone 6b experiences minimum temperatures of zero to negative five degrees Fahrenheit.Each gardening zone is divided into two subsets; zone 6 subsets are 6a and 6b. Each subzone is separated by 5°F. That means for Zone 6: Zone 6: This zone has a minimum average cold temperature of -10° to 0°F.For Zone 5a the lowest temperature is measured between 15 and 20 degrees below zero. However, plant survival and plant hardiness depend on a lot more than the average low temperature. Drought, snow cover, early or late frosts, wind and microclimates in your landscape play a huge role.
Is Oregon zone 7?
The beautiful state of Oregon is home to six different growing zones (4, 5, 6, 7, 8, and 9), and the average minimum temperature sits between -25° to 30° F (-31. C). What zone is Portland in? Portland falls into USDA hardiness zone 8b (with average low temperatures from 15 to 20 degrees Fahrenheit) or 9a (with average lows from 20 to 25 degrees Fahrenheit) for parts of inner Portland. Portland (and the entire Willamette Valley) is in Zone 6 according to the Sunset rating system.According to the 2023 USDA Hardiness Zone Map Redmond, Oregon is in Zones 6b (-5°F to 0°F).Portland falls into USDA hardiness zone 8b (with average low temperatures from 15 to 20 degrees Fahrenheit) or 9a (with average lows from 20 to 25 degrees Fahrenheit) for parts of inner Portland.Most of the Oregon coast is in zone 9, where temperatures get as low as 20 to 25 degrees Fahrenheit. A segment of the southwestern coast is in 9b, where temperatures don’t drop much below 25 to 30 degrees. The eastern area and mountain regions have less precipitation and are colder.
Is Portland zone 6?
In spite of this, Portland is among the mildest parts of Zone 6—a great place to experiment with borderline plants like eucalyptus, acacias, and oleanders. Summer temperatures in Zone 6 average 10 to 15°F (5 to 8°C) higher than those along the coast, while winters are cold enough to trigger good fruit set. Zone 6a (-10°F to -5°F) Coastal cities and towns like Portland, Biddeford, Saco, Kennebunkport, Kittery, and Old Orchard Beach fall into the milder Zone 6a due to their proximity to the ocean. Best grass types: Kentucky bluegrass. Fine fescues.
What is zone 6 in the USA?
Zone 6 starts in the Mid-Atlantic United States (including parts of New York, New Jersey, Pennsylvania, and West Virginia) and extends slightly down the Atlantic Coast to include North Carolina, Maryland, and the District of Columbia. London Zone 6 is the outer zone of Transport for London’s zonal fare system. Zone 6 rings around zone 5. Zone 6 covers outer London and outside London areas: Areas covered in Outer London: Bexley, Bromley, Croydon, Enfield, Harrow, Havering, Hillingdon, Hounslow, Kingston upon Thames, Richmond upon Thames, etc.