The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant snow peas in Northbrook should be figured out by referring to the USDA zone info.

Planting Calendar for Snow peas

Frost tolerance for snow peas:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since snow peas are very cold tolerant you can plant them much earlier in the year than other plants that might not handle the cold.

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

The last month that you can plant snow peas and expect a good harvest is probably September. If you wait any later than that and your snow peas may not have a chance to grow to maturity. Starting your snow peas indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Northbrook. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Northbrook is just an average and the actual date of last frost is different every year. Half of the time in Northbrook you get surprised by a frost after April 15 so be sure to be ready to protect your snow peas in the event of a late frost.

USDA Zone Info for Northbrook

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Northbrook

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