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

You should be able to figure out when it's possible to plant impatiens by referring to the USDA zone info for Roswell.

Planting Calendar for Impatiens

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

Since impatiens do not do well in cold weather it is necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant impatiens in Roswell 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 impatiens and expect a good harvest is probably August. If you wait any later than that and your impatiens may not have a chance to really do well. You can get started a few weeks earlier by starting your impatiens indoors.

Last Frost Date

The average date of last frost is April 15 in Roswell. It might get as low as 0°F during the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Roswell and it can change quite a bit from year to year. Since half of the time in Roswell you get surprised by a frost after April 15 be ready to protect your impatiens in the event of one of those late frosts.

USDA Zone Info for Roswell

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 Roswell

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