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

The USDA zone info for Exeter should be used to determine when to plant brussels sprouts.

Planting Calendar for Brussels Sprouts

Frost tolerance for brussels sprouts:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant brussels sprouts a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant brussels sprouts in Exeter is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant brussels sprouts and expect a good harvest is probably October. Any later than that and your brussels sprouts may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your brussels sprouts indoors.

Last Frost Date

In Exeter the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Exeter is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Exeter you get surprised by a frost after February 15 so make sure that you are prepared to protect your brussels sprouts if you have a late frost.

USDA Zone Info for Exeter

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Exeter

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