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.

By checking out the USDA zone info for Powder Springs it's a good idea to determine when to plant salpiglossis.

Planting Calendar for Salpiglossis

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

Salpiglossis require warm weather which means that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant salpiglossis in Powder Springs 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. You probably don't want to wait any later than that or else your salpiglossis may not have a chance to really do well. Starting your salpiglossis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Powder Springs. In the coldest months of winter you should expect an average low temperature of 5°F.

Keep in mind that USDA zone info for Powder Springs 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 Powder Springs last frost occurs after April 15 so be sure to be ready to cover your salpiglossis in the event of a surprise late frost.

USDA Zone Info for Powder Springs

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Powder Springs

You may be interested in your other planting guides for Powder Springs.