One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when you can plant transvaal daisy is to look at the USDA zone info for Tomball.

Planting Calendar for Transvaal Daisy

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

Transvaal Daisy are barely cold tolerant which tells us that you can get them planted just a bit earlier than other frost tender plants.

The earliest that you can plant transvaal daisy in Tomball 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 transvaal daisy and expect a good harvest is probably September. If you wait any later than that and your transvaal daisy may not have a chance to grow to maturity. Starting your transvaal daisy indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on February 15 in Tomball. It might get as low as 20°F during the coldest months of winter.

Remember that USDA zone info for Tomball is just an average and the actual date of last frost is different every year. Since half of the time in Tomball it frosts late in the year after February 15 be ready to cover your transvaal daisy in the event of one of those late frosts.

USDA Zone Info for Tomball

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 Tomball

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