One of the first steps you take when you are estimating 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.

A common way of estimating when it's the best time to plant salpiglossis is to examine the USDA zone info for Brownwood.

Planting Calendar for Salpiglossis

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

Since salpiglossis are not cold tolerant you must wait until after the last frost before you can plant them.

The earliest that you can plant salpiglossis in Brownwood 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 salpiglossis and expect a good harvest is probably August. Any later than that and your salpiglossis may not have a chance to grow to maturity. You can get started a little bit earlier by starting your salpiglossis indoors.

Last Frost Date

In Brownwood the average date of last frost happens on March 15. You should expect an average low temperature of 10°F in the coldest months of winter.

It's important to remember that USDA zone info for Brownwood is not always accurate and the actual date of last frost is different every year. Since half of the time in Brownwood it frosts late in the year after March 15 be ready to protect your salpiglossis if you have a surprise late frost.

USDA Zone Info for Brownwood

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 Brownwood

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