Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. 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 determine when to plant brussels sprouts by reviewing the USDA zone info for Port Arthur.

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 can survive in some cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant brussels sprouts in Port Arthur 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 fully mature. You can get started a few weeks earlier by starting your brussels sprouts indoors.

Last Frost Date

The average date of last frost is February 15 in Port Arthur. You should expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Port Arthur is just an average the actual date of last frost changes from year to year. Since half of the time in Port Arthur you get surprised by a frost after February 15 be ready to protect your brussels sprouts in the event of a surprise late frost.

USDA Zone Info for Port Arthur

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Port Arthur

You may be interested in your other planting guides for Port Arthur.