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.

In Davidson you can figure out when it's the best time to plant impatiens by checking out the USDA zone info.

Planting Calendar for Impatiens

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

You can not plant impatiens until after the last frost because they are not cold tolerant.

The earliest that you can plant impatiens in Davidson 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 fully mature. If you are starting your impatiens indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Davidson. You can expect an average low temperature of 5°F in the coldest months of winter.

Remember that USDA zone info for Davidson is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Davidson it frosts late in the year after April 15 so just be sure to be ready to cover your impatiens if you have one of those late frosts.

USDA Zone Info for Davidson

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 Davidson

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