Vegetables should be planted in the garden based on the average last frost date for your region. Vegetables are listed below by when they should be planted with respect to the average last spring frost date for your area, and afterwards, the average last spring and first fall frost dates are provided for major cities throughout the United States.

Cold-Season Vegetables

The following vegetables may be planted or seeded up to 5 weeks prior to the average last spring frost date for your area (note that these vegetables are cold-season vegetables and will begin to deteriorate during warm weather):

• asparagus
• broccoli
• brussels sprouts
• cabbage
• horseradish
• kale
• lettuce
• onion
• parsley
• rhubarb
• rutabaga
• spinach
• turnip

The following vegetables may be planted or seeded up to 2 weeks prior to the average last spring frost date for your area (note that these vegetables are also cold-season vegetables and will begin to deteriorate during warm weather):

• beets
• carrots
• cauliflower
• chinese cabbage
• mustard
• parsnip
• radish
• swiss chard

Warm-Season Vegetables

The following vegetables may be planted or seeded on or after the average last spring frost date for your area (note that these vegetables are warm-season vegetables and require warm soil and heat to produce healthy plants and high yields):

• beans
• corn
• squash
• tomatoes

The following vegetables may be planted or seeded at least 1-2 weeks after the average last spring frost date for your area (note that these vegetables are also warm-season vegetables and require warm soil and heat to produce healthy plants and high yields):

• cucumbers
• eggplant
• melon (honeydew, muskmelon, watermelon, etc.)
• okra
• peppers
• pumpkin
• winter squash varieties

USDA Zone Map

A USDA zone map is shown below for your reference:

Average Last Spring Frost Dates & First Fall Frost Dates By US City