One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's a good idea to plant sweet peas by referring to the USDA zone info for Wheeling.

Planting Calendar for Sweet Peas

Frost tolerance for sweet peas:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Sweet Peas are one of those plants that can tolerate a tiny bit of cold weather which means that you can start planting them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant sweet peas in Wheeling is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant sweet peas and expect a good harvest is probably August. If you wait any later than that and your sweet peas may not have a chance to really do well. You can get started a little bit earlier by starting your sweet peas indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Wheeling. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Wheeling is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Wheeling last frost occurs after April 15 be ready to protect your sweet peas if you have a surprise late frost.

USDA Zone Info for Wheeling

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Wheeling

You may be interested in your other planting guides for Wheeling.