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APR 30, 2026
Established 2011

The Plant Guide Online

Growing zones & plants for every town in America

Best Plants For Newcastle, WA

A variety of plants are suitable for Newcastle's climate. According to our data, the growing zone for the area is 8b, with average annual lows of 15 to 20 degrees Fahrenheit. Scroll down for a full list of the best plants for Newcastle, WA based on our analysis of the region's climate.

If growing food is your aim, vegetables hardy to Newcastle include beets, bell peppers and broccoli, while fruits like apple, apricot and blackberry will flourish.

For flower beds, go with choices like azalea, begonia and camellia for the best results.

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โ˜…

Trees for Newcastle

20 on file
  • American HollyTree
  • American SycamoreTree
  • Bald CypressTree
  • Black WalnutTree
  • Catalpa TreeTree
  • Eastern RedbudTree
  • European BeechTree
  • Japanese MapleTree
  • Pear TreeTree
  • River BirchTree
  • Saucer MagnoliaTree
  • Southern Live OakTree
  • Southern Red OakTree
  • Sugar MapleTree
  • Sweet Bay MagnoliaTree
  • Tulip PoplarTree
  • White AshTree
  • Witch HazelTree
  • Yoshino CherryTree
  • Yulan MagnoliaTree
โ˜…

Fruits for Newcastle

20 on file
  • AppleFruit
  • ApricotFruit
  • BlackberryFruit
  • BlueberryFruit
  • CherryFruit
  • FigFruit
  • GrapeFruit
  • KiwiFruit
  • LemonFruit
  • LimeFruit
  • MulberryFruit
  • OliveFruit
  • OrangeFruit
  • PeachFruit
  • PearFruit
  • PersimmonFruit
  • PlumFruit
  • PomegranateFruit
  • RaspberryFruit
  • StrawberriesFruit

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โ˜…

Flowers for Newcastle

20 on file
  • AzaleaFlower
  • BegoniaFlower
  • CamelliaFlower
  • ChrysanthemumsFlower
  • ClematisFlower
  • ConeflowerFlower
  • CosmosFlower
  • DahliaFlower
  • DaphneFlower
  • DaylilyFlower
  • GardeniaFlower
  • GeraniumFlower
  • HydrangeaFlower
  • IrisFlower
  • LilacFlower
  • MarigoldFlower
  • PeonyFlower
  • RosesFlower
  • ViburnumFlower
  • WisteriaFlower
โ˜…

Vegetables for Newcastle

20 on file
  • BeetsVegetable
  • Bell PeppersVegetable
  • BroccoliVegetable
  • CabbageVegetable
  • CarrotsVegetable
  • Collard GreensVegetable
  • CucumbersVegetable
  • EggplantVegetable
  • GarlicVegetable
  • Green BeansVegetable
  • KaleVegetable
  • LettuceVegetable
  • OkraVegetable
  • OnionsVegetable
  • RadishVegetable
  • SpinachVegetable
  • Sweet PotatoesVegetable
  • Swiss ChardVegetable
  • TomatoesVegetable
  • ZucchiniVegetable

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Frequently Asked Questions

Have questions about plants for your area? Check out our FAQ below for quick answers to common questions about what plants grow best in the Newcastle, WA climate.

โ„– 01What vegetables grow well in Newcastle?+

Some of the best vegetables for Newcastle, WA include beets, bell peppers and broccoli. Other recommended vegetables include Cabbage, Carrots and Collard Greens based on Newcastle's USDA hardiness zone.

โ„– 02What fruits grow well in Newcastle?+

Some of the best fruits for Newcastle, WA include apple, apricot and blackberry. Other recommended fruits include Blueberry, Cherry and Fig based on Newcastle's USDA hardiness zone.

โ„– 03What flowers grow well in Newcastle?+

Some of the best flowers for Newcastle, WA include azalea, begonia and camellia. Other recommended flowers include Chrysanthemums, Clematis and Coneflower based on Newcastle's USDA hardiness zone.

โ„– 04What trees grow well in Newcastle?+

Some of the best trees for Newcastle, WA include american holly, american sycamore and bald cypress. Other recommended trees include Black Walnut, Catalpa Tree and Eastern Redbud based on Newcastle's USDA hardiness zone.

โ„– 05What shrubs grow well in Newcastle?+

We're still building our shrubs database for Newcastle, WA. Browse all shrubs or search by postal code to find more plants.

Map of WA Hardiness Zones

โ€” Plate โ€”WA ยท USDA hardiness
plants by zone map for Newcastle, WA
Choose plants with your zone in mind

Choosing plants based on the Newcastle hardiness zone ensures that your plants will be able to survive the lowest annual temperatures in your area of Washington.

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Best Time to Plant in Newcastle

Check the growing calendar for Newcastle at the Old Farmer's Almanac to see the best planting times for the region.

Need Gardening Gear?

PlantGuideOnline.com has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

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Newcastle's Temperature

USDA Growing Zone: 8b

Zip Codes:

Longitude: -122.1633

Latitude: 47.5304

Lowest Avg Temperatures (F): 15 to 20

The USDA growing zone is 8b in Newcastle, WA. This is a measure of the lowest temperature that a plant can survive, helping to decide what plants would be suitable for the region's climate. According to our records, the average annual extreme minimum temperature in Newcastle is 15 to 20 degrees Fahrenheit. If you would like to learn more, visit our page on the USDA plant hardiness zone for Newcastle.

Do you know your zip code? Use the zip code links listed above to find planting recommendations tailored to your exact neighborhood within Newcastle, WA.

Map of Newcastle

โ€” Map โ€”Lat 47.5304, Lon -122.1633
Tile data ยฉ Google Maps

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All Towns In WA

Tools You'll Love

PlantGuideOnline.com has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

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Plants For Other States

Looking for the best plants in a different area of the United States? Click on a button below to find plants that are ideal for that state's temperatures.

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