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.

By using the USDA zone info for Galveston you should be able to figure out when it's a good idea to plant bougainvillea.

Planting Calendar for Bougainvillea

Frost tolerance for bougainvillea:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since bougainvillea require warm weather you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant bougainvillea in Galveston 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 bougainvillea and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bougainvillea may not have a chance to fully mature. Starting your bougainvillea indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Galveston is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Galveston last frost occurs after February 15 be ready to cover your bougainvillea if you have a late frost.

USDA Zone Info for Galveston

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 Galveston

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