Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant catharanthus in Haltom City can be determined by using the USDA zone info.

Planting Calendar for Catharanthus

Frost tolerance for catharanthus:	Not tolerant of frost.
When to plant:	After the last frost.

Catharanthus require warm weather which tells us that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant catharanthus in Haltom City is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant catharanthus and expect a good harvest is probably August. If you wait any later than that and your catharanthus may not have a chance to fully mature. Starting your catharanthus indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in Haltom City. It might get as low as 10°F during the coldest months of winter.

Keep in mind that USDA zone info for Haltom City is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Haltom City you get surprised by a frost after March 15 so make sure that you are ready to cover your catharanthus if you have a late frost.

USDA Zone Info for Haltom City

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Haltom City

You may be interested in your other planting guides for Haltom City.