Oregon Planting Calendar
Oregon spans USDA hardiness zones 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a. Planting dates vary significantly across the state depending on your zone. Find your county on the map below for exact frost dates and planting windows.
Find Your County
Click any county to see your local planting calendar with exact frost dates and planting windows.
Hover over a county to see details. Click to view planting guide.
Zones in Oregon
Zone 6a
Winter low: -10 to -5°F
193
Growing Days
Apr 10
Last Frost
Oct 20
First Frost
2
Counties
Zone 6b
Winter low: -5 to 0°F
205
Growing Days
Apr 3
Last Frost
Oct 25
First Frost
8
Counties
Zone 7a
Winter low: 0 to 5°F
221
Growing Days
Mar 25
Last Frost
Nov 1
First Frost
5
Counties
Zone 7b
Winter low: 5 to 10°F
235
Growing Days
Mar 18
Last Frost
Nov 8
First Frost
3
Counties
Zone 8a
Winter low: 10 to 15°F
255
Growing Days
Mar 8
Last Frost
Nov 18
First Frost
1
Counties
Zone 8b
Winter low: 15 to 20°F
276
Growing Days
Feb 25
Last Frost
Nov 28
First Frost
10
Counties
Zone 9a
Winter low: 20 to 25°F
303
Growing Days
Feb 10
Last Frost
Dec 10
First Frost
6
Counties
Zone 9b
Winter low: 25 to 30°F
329
Growing Days
Jan 25
Last Frost
Dec 20
First Frost
1
Counties
Growing Season Comparison
Growing Season by Zone
Zone 1a
Jun 15 – Aug 15
Zone 1b
Jun 7 – Aug 25
Zone 2a
May 30 – Sep 1
Zone 2b
May 22 – Sep 10
Zone 3a
May 15 – Sep 15
Zone 4a
May 6 – Sep 28
Zone 5a
Apr 25 – Oct 8
Zone 5b
Apr 18 – Oct 13
Zone 6a
Apr 10 – Oct 20
Zone 6b
Apr 3 – Oct 25
Zone 7a
Mar 25 – Nov 1
Zone 7b
Mar 18 – Nov 8
Zone 8a
Mar 8 – Nov 18
Zone 8b
Feb 25 – Nov 28
Zone 9a
Feb 10 – Dec 10
Zone 10a
Jan 1 – Dec 31
0
90
180
270
365 days
Frost Dates & Growing Season by County
View all 36 Oregon counties with frost dates
| County | Zone | Last Frost | First Frost | Growing Days |
|---|---|---|---|---|
| Baker County | 6b | May 30 | Sep 12 | 105 |
| Benton County | 8b | Apr 14 | Oct 30 | 199 |
| Clackamas County | 9a | Apr 14 | Oct 28 | 197 |
| Clatsop County | 9a | Apr 12 | Nov 4 | 206 |
| Columbia County | 8b | Apr 14 | Oct 29 | 198 |
| Coos County | 9a | Mar 22 | Nov 19 | 242 |
| Crook County | 6a | Jun 9 | Sep 19 | 102 |
| Curry County | 9b | Mar 21 | Nov 21 | 245 |
| Deschutes County | 6b | Jun 15 | Sep 13 | 90 |
| Douglas County | 8b | Apr 4 | Nov 5 | 215 |
| Gilliam County | 7b | Apr 25 | Oct 15 | 173 |
| Grant County | 6b | Jun 6 | Sep 10 | 96 |
| Harney County | 6a | Jun 17 | Sep 6 | 81 |
| Hood River County | 7b | Apr 14 | Oct 19 | 188 |
| Jackson County | 8a | May 7 | Oct 10 | 156 |
| Jefferson County | 7a | Jun 9 | Sep 19 | 102 |
| Josephine County | 8b | Apr 22 | Oct 20 | 181 |
| Klamath County | 6b | Jun 13 | Sep 21 | 100 |
| Lake County | 6b | Jun 16 | Sep 7 | 83 |
| Lane County | 8b | Apr 21 | Oct 25 | 187 |
| Lincoln County | 9a | Apr 19 | Oct 31 | 195 |
| Linn County | 8b | Apr 22 | Oct 25 | 186 |
| Malheur County | 6b | May 18 | Sep 29 | 134 |
| Marion County | 8b | Apr 20 | Oct 30 | 193 |
| Morrow County | 7b | Apr 25 | Oct 15 | 173 |
| Multnomah County | 9a | Apr 14 | Oct 27 | 196 |
| Polk County | 8b | Apr 10 | Oct 31 | 204 |
| Sherman County | 7a | Apr 14 | Oct 17 | 186 |
| Tillamook County | 9a | Apr 19 | Oct 29 | 193 |
| Umatilla County | 7a | Apr 23 | Oct 20 | 180 |
| Union County | 6b | May 12 | Sep 26 | 137 |
| Wallowa County | 6b | May 11 | Sep 22 | 134 |
| Wasco County | 7a | Apr 23 | Oct 12 | 172 |
| Washington County | 8b | Apr 15 | Oct 27 | 195 |
| Wheeler County | 7a | May 23 | Sep 23 | 123 |
| Yamhill County | 8b | Apr 15 | Oct 27 | 195 |
🥬 Vegetables
Browse all 115 vegetables you can grow in Oregon
- Acorn Squash
- Amaranth
- Artichoke
- Arugula
- Asparagus
- Beets
- Belgian Endive
- Bitter Melon
- Black Beans
- Bok Choy
- Broccoli
- Broccoli Rabe
- Brussels Sprouts
- Butternut Squash
- Cabbage
- Calabash
- Cardoon
- Carrots
- Cauliflower
- Celeriac
- Celery
- Celtuce
- Chard
- Chayote
- Chickpeas
- Chicory
- Chinese Cabbage
- Christmas Lima Beans
- Collard Greens
- Corn
- Cowpeas
- Cress
- Crookneck Squash
- Crosne
- Cucumber
- Daikon
- Delicata Squash
- Edamame
- Eggplant
- Endive
- Escarole
- Fava Beans
- Fennel
- Garlic
- Ginger
- Green Beans
- Horseradish
- Hot Peppers
- Hubbard Squash
- Jicama
- Kabocha
- Kai Lan
- Kale
- Kidney Beans
- Kohlrabi
- Komatsuna
- Leeks
- Lentils
- Lettuce
- Lima Beans
- Loofah
- Luffa
- Mache
- Malabar Spinach
- Melon
- Microgreens
- Mitsuba
- Mizuna
- Mustard Greens
- Napa Cabbage
- New Zealand Spinach
- Okra
- Onion
- Pac Choi
- Parsnip
- Patty Pan Squash
- Peas
- Peppers
- Pole Beans
- Potatoes
- Pumpkin
- Purslane
- Radicchio
- Radish
- Rhubarb
- Romanesco
- Rutabaga
- Salsify
- Savoy Cabbage
- Scallions
- Scarlet Runner Beans
- Shallot
- Shiso
- Snap Peas
- Snow Peas
- Soybeans
- Spaghetti Squash
- Spinach
- Squash (Summer)
- Squash (Winter)
- Sunchoke
- Sweet Corn
- Sweet Potatoes
- Tatsoi
- Tomatillo
- Tomatoes
- Turmeric
- Turnip
- Watercress
- Watermelon
- Wax Beans
- Winter Melon
- Yam
- Yard Long Beans
- Zucchini
🍓 Fruits
Browse all 34 fruits you can grow in Oregon
- Alpine Strawberries
- Aronia
- Blackberries
- Blueberries
- Boysenberries
- Cantaloupe
- Che Fruit
- Cranberries
- Currants
- Dragon Fruit
- Elderberries
- Figs
- Goji Berries
- Gooseberries
- Grapes
- Ground Cherry
- Guava
- Hardy Kiwi
- Haskaps
- Honeydew
- Jostaberry
- Kiwi
- Lingonberries
- Loquat
- Medlar
- Mulberries
- Passion Fruit
- Pawpaw
- Persimmon
- Pomegranate
- Quince
- Raspberries
- Serviceberries
- Strawberries
🌿 Herbs
Browse all 39 herbs you can grow in Oregon
- Angelica
- Anise
- Basil
- Bee Balm
- Borage
- Caraway
- Catnip
- Chamomile
- Chervil
- Chives
- Cilantro
- Comfrey
- Cumin
- Dill
- Epazote
- Fennel (herb)
- Feverfew
- Garlic Chives
- Horehound
- Hyssop
- Lemon Balm
- Lemon Thyme
- Lemon Verbena
- Lemongrass
- Lovage
- Marjoram
- Mint
- Oregano
- Parsley
- Rosemary
- Rue
- Sage
- Savory
- Sorrel
- Stevia
- Tarragon
- Thai Basil
- Thyme
- Valerian
🌸 Flowers
Browse all 54 flowers you can grow in Oregon
- Ageratum
- Alliums
- Anemones
- Astilbe
- Bachelor's Button
- Begonias
- Black-eyed Susan
- Bleeding Hearts
- Calendula
- California Poppy
- Celosia
- Columbine
- Coreopsis
- Cosmos
- Crocus
- Daffodils
- Dahlias
- Daylily
- Dianthus
- Echinacea (Purple Coneflower)
- Foxglove
- Freesia
- Gaillardia (Blanket Flower)
- Geraniums
- Gladiolus
- Hostas
- Hyacinths
- Hydrangeas
- Impatiens
- Irises
- Larkspur
- Lavender
- Lilies
- Lobelia
- Lupine
- Marigolds
- Nasturtium
- Pansy
- Peonies
- Petunia
- Phlox
- Portulaca
- Ranunculus
- Roses
- Salvia
- Sedum (Stonecrop)
- Snapdragon
- Sunflower
- Sweet Alyssum
- Sweet Pea
- Tulips
- Vinca (Annual)
- Yarrow
- Zinnia
Monthly Planting Guide for Oregon
The Gardener's Encyclopedia to Companion Planting
$27
$293 value
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
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