Pennsylvania Planting Calendar
Pennsylvania spans USDA hardiness zones 5a, 5b, 6a, 6b, 7a, 7b. 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 Pennsylvania
Zone 5b
Winter low: -15 to -10°F
178
Growing Days
Apr 18
Last Frost
Oct 13
First Frost
3
Counties
Zone 6a
Winter low: -10 to -5°F
193
Growing Days
Apr 10
Last Frost
Oct 20
First Frost
20
Counties
Zone 6b
Winter low: -5 to 0°F
205
Growing Days
Apr 3
Last Frost
Oct 25
First Frost
25
Counties
Zone 7a
Winter low: 0 to 5°F
221
Growing Days
Mar 25
Last Frost
Nov 1
First Frost
17
Counties
Zone 7b
Winter low: 5 to 10°F
235
Growing Days
Mar 18
Last Frost
Nov 8
First Frost
2
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 67 Pennsylvania counties with frost dates
| County | Zone | Last Frost | First Frost | Growing Days |
|---|---|---|---|---|
| Adams County | 7a | Apr 16 | Oct 23 | 190 |
| Allegheny County | 6b | Apr 25 | Oct 28 | 186 |
| Armstrong County | 6b | Apr 29 | Oct 18 | 172 |
| Beaver County | 6b | Apr 30 | Oct 18 | 171 |
| Bedford County | 6b | Apr 24 | Oct 18 | 177 |
| Berks County | 7a | Apr 21 | Oct 24 | 186 |
| Blair County | 6b | Apr 25 | Oct 19 | 177 |
| Bradford County | 6a | May 10 | Oct 11 | 154 |
| Bucks County | 7a | Apr 18 | Oct 25 | 190 |
| Butler County | 6a | Apr 29 | Oct 25 | 179 |
| Cambria County | 6a | May 9 | Oct 12 | 156 |
| Cameron County | 6a | May 17 | Oct 9 | 145 |
| Carbon County | 6b | Apr 26 | Oct 19 | 176 |
| Centre County | 6b | Apr 26 | Oct 24 | 181 |
| Chester County | 7a | Apr 16 | Oct 27 | 194 |
| Clarion County | 6a | May 9 | Oct 15 | 159 |
| Clearfield County | 6a | May 2 | Oct 18 | 169 |
| Clinton County | 6b | Apr 29 | Oct 18 | 172 |
| Columbia County | 6b | Apr 23 | Oct 22 | 182 |
| Crawford County | 6a | Apr 30 | Oct 26 | 179 |
| Cumberland County | 7a | Apr 16 | Oct 23 | 190 |
| Dauphin County | 7a | Apr 21 | Oct 22 | 184 |
| Delaware County | 7b | Apr 16 | Oct 24 | 191 |
| Elk County | 5b | May 17 | Oct 9 | 145 |
| Erie County | 6b | May 4 | Oct 22 | 171 |
| Fayette County | 6b | Apr 27 | Oct 18 | 174 |
| Forest County | 6a | May 13 | Oct 13 | 153 |
| Franklin County | 7a | Apr 16 | Oct 23 | 190 |
| Fulton County | 7a | Apr 24 | Oct 19 | 178 |
| Greene County | 6b | Apr 23 | Oct 20 | 180 |
| Huntingdon County | 6b | Apr 21 | Oct 25 | 187 |
| Indiana County | 6b | May 10 | Oct 13 | 156 |
| Jefferson County | 6a | May 18 | Oct 7 | 142 |
| Juniata County | 7a | Apr 24 | Oct 22 | 181 |
| Lackawanna County | 6b | May 2 | Oct 11 | 162 |
| Lancaster County | 7a | Apr 16 | Oct 26 | 193 |
| Lawrence County | 6a | May 4 | Oct 18 | 167 |
| Lebanon County | 7a | Apr 21 | Oct 22 | 184 |
| Lehigh County | 7a | Apr 20 | Oct 24 | 187 |
| Luzerne County | 6b | Apr 28 | Oct 17 | 172 |
| Lycoming County | 6a | Apr 30 | Oct 18 | 171 |
| McKean County | 5b | May 18 | Oct 4 | 139 |
| Mercer County | 6a | May 6 | Oct 17 | 164 |
| Mifflin County | 7a | Apr 24 | Oct 22 | 181 |
| Monroe County | 6b | Apr 30 | Oct 17 | 170 |
| Montgomery County | 7a | Apr 16 | Oct 24 | 191 |
| Montour County | 6b | Apr 27 | Oct 19 | 175 |
| Northampton County | 7a | Apr 20 | Oct 24 | 187 |
| Northumberland County | 6b | Apr 17 | Oct 26 | 192 |
| Perry County | 7a | Apr 24 | Oct 22 | 181 |
| Philadelphia County | 7b | Apr 16 | Oct 24 | 191 |
| Pike County | 6b | Apr 28 | Oct 17 | 172 |
| Potter County | 5b | May 17 | Oct 5 | 141 |
| Schuylkill County | 6b | Apr 17 | Oct 27 | 193 |
| Snyder County | 6b | Apr 24 | Oct 22 | 181 |
| Somerset County | 6a | May 6 | Oct 12 | 159 |
| Sullivan County | 6a | May 1 | Oct 17 | 169 |
| Susquehanna County | 6a | May 1 | Oct 16 | 168 |
| Tioga County | 6a | May 13 | Oct 9 | 149 |
| Union County | 6b | Apr 27 | Oct 22 | 178 |
| Venango County | 6a | May 5 | Oct 18 | 166 |
| Warren County | 6a | May 13 | Oct 13 | 153 |
| Washington County | 6b | Apr 23 | Oct 28 | 188 |
| Wayne County | 6a | May 6 | Oct 12 | 159 |
| Westmoreland County | 6b | Apr 23 | Oct 27 | 187 |
| Wyoming County | 6a | May 1 | Oct 16 | 168 |
| York County | 7a | Apr 13 | Oct 28 | 198 |
🥬 Vegetables
Browse all 115 vegetables you can grow in Pennsylvania
- 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 Pennsylvania
- 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 Pennsylvania
- 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 Pennsylvania
- 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 Pennsylvania
The Gardener's Encyclopedia to Companion Planting
$27
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The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
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