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

In Vinton you can estimate when to plant salpiglossis by reviewing the USDA zone info.

Planting Calendar for Salpiglossis

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

You should not plant salpiglossis until after the last frost because they require warm weather.

The earliest that you can plant salpiglossis in Vinton 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 fully mature. You can get started a few weeks earlier by starting your salpiglossis indoors.

Last Frost Date

The average date of last frost is April 15 in Vinton. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Vinton is just an average the actual date of last frost is different every year. Since half of the time in Vinton it frosts late in the year after April 15 be ready to protect your salpiglossis if you have a surprise late frost.

USDA Zone Info for Vinton

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Vinton

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