One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Bellaire you can estimate when it's the best time to plant verbena by referring to the USDA zone info.

Planting Calendar for Verbena

Frost tolerance for verbena:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Verbena tend to make it in a tiny bit of cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant verbena in Bellaire 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 verbena and expect a good harvest is probably September. Any later than that and your verbena may not have a chance to fully mature. Starting your verbena indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Bellaire. In the coldest months of winter you should expect an average low temperature of 20°F.

It's important to remember that USDA zone info for Bellaire is not always accurate and the actual date of last frost is different every year. Half of the time in Bellaire there is a last frost after February 15 so make sure that you are ready to cover your verbena if you have a late frost.

USDA Zone Info for Bellaire

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 Bellaire

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