The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant brussels sprouts in Gilbert should be figured out by referring to the USDA zone info.

Planting Calendar for Brussels Sprouts

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

Brussels Sprouts tend to make it in mild cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant brussels sprouts in Gilbert 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. You probably don't want to wait any later than that or else your brussels sprouts may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your brussels sprouts indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Gilbert. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Gilbert is just an average the actual date of last frost is different every year. Half of the time in Gilbert you get surprised by a frost after February 15 so make sure that you are ready to protect your brussels sprouts if you have one of those late frosts.

USDA Zone Info for Gilbert

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 Gilbert

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