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

It's possible to determine when it's the best time to plant tritoma by looking at the USDA zone info for Friendswood.

Planting Calendar for Tritoma

Frost tolerance for tritoma:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant tritoma much earlier in the year because they are very cold tolerant.

The earliest that you can plant tritoma in Friendswood 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 tritoma and expect a good harvest is probably October. If you wait any later than that and your tritoma may not have a chance to really do well. You can get started a little bit earlier by starting your tritoma indoors.

Last Frost Date

The average date of last frost is February 15 in Friendswood. It might get as low as 20°F during the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Friendswood and it can change quite a bit from year to year. Half of the time in Friendswood there is a last frost after February 15 so make sure that you are ready to cover your tritoma in the event of one of those late frosts.

USDA Zone Info for Friendswood

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 Friendswood

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