What to Plant in September in Illinois
Here's what you can plant in Illinois during September. Since Illinois spans multiple USDA zones, planting dates vary by location. Find your zone below.
Zone 5a
View full Zone 5a planting guide for September
Harvest
- Acorn Squash
- Alpine Strawberries
- Amaranth
- Anise
- Basil
- Bee Balm
- Belgian Endive
- Black Beans
- Brussels Sprouts
- Butternut Squash
- Calabash
- Catnip
- Celeriac
- Celery
- Chives
- Christmas Lima Beans
- Comfrey
- Crosne
- Cumin
- Delicata Squash
- Echinacea
- Eggplant
- Feverfew
- Garlic Chives
- Ground Cherry
- Honeydew
- Horehound
- Horseradish
- Hot Peppers
- Hubbard Squash
- Hyssop
- Kabocha
- Kidney Beans
- Lavender
- Leeks
- Lemon Thyme
- Lovage
- Melon
- Mint
- Onion
- Oregano
- Parsnip
- Peppers
- Potatoes
- Pumpkin
- Rue
- Sage
- Salsify
- Shallot
- Soybeans
- Spaghetti Squash
- Squash (Winter)
- Strawberries
- Sunchoke
- Sunflower
- Sweet Potatoes
- Tarragon
- Thai Basil
- Thyme
- Tomatillo
- Tomatoes
- Valerian
- Watermelon
- Winter Melon
- Yarrow
Zone 5b
View full Zone 5b planting guide for September
Harvest
- Alpine Strawberries
- Amaranth
- Anise
- Bee Balm
- Belgian Endive
- Black Beans
- Brussels Sprouts
- Butternut Squash
- Calabash
- Celeriac
- Celery
- Chives
- Comfrey
- Crosne
- Cumin
- Echinacea
- Eggplant
- Feverfew
- Garlic Chives
- Ground Cherry
- Honeydew
- Horehound
- Horseradish
- Hot Peppers
- Hubbard Squash
- Hyssop
- Lavender
- Leeks
- Lemon Thyme
- Lovage
- Mint
- Onion
- Oregano
- Peppers
- Potatoes
- Pumpkin
- Rue
- Sage
- Shallot
- Soybeans
- Squash (Winter)
- Strawberries
- Sunchoke
- Sweet Potatoes
- Tarragon
- Thyme
- Tomatillo
- Tomatoes
- Valerian
- Winter Melon
- Yarrow
Zone 6a
View full Zone 6a planting guide for September
Harvest
- Alpine Strawberries
- Amaranth
- Anise
- Bee Balm
- Belgian Endive
- Black Beans
- Brussels Sprouts
- Calabash
- Crosne
- Cumin
- Echinacea
- Eggplant
- Feverfew
- Ground Cherry
- Honeydew
- Horseradish
- Hot Peppers
- Hubbard Squash
- Lavender
- Leeks
- Loofah
- Luffa
- Peppers
- Potatoes
- Pumpkin
- Soybeans
- Squash (Winter)
- Strawberries
- Sunchoke
- Sweet Potatoes
- Tomatillo
- Tomatoes
- Valerian
- Winter Melon
- Yarrow
Zone 6b
View full Zone 6b planting guide for September
Harvest
Zone 7a
View full Zone 7a planting guide for September