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

It's a good idea to figure out when to plant salpiglossis by referring to the USDA zone info for Fostoria.

Planting Calendar for Salpiglossis

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

Since salpiglossis require warm weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant salpiglossis in Fostoria 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 really do well. If you are starting your salpiglossis indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Fostoria. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Fostoria is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Fostoria there is a last frost after April 15 be ready to cover your salpiglossis if you have one of those late frosts.

USDA Zone Info for Fostoria

Here is the info for USDA Zone 6a.

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

Plants to Grow in Fostoria

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