One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of getting a good idea when it's a good idea to plant asters is to look at the USDA zone info for Indian Trail.

Planting Calendar for Asters

Frost tolerance for asters:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since asters are moderately cold tolerant you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant asters in Indian Trail is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant asters and expect a good harvest is probably September. Any later than that and your asters may not have a chance to really do well. Starting your asters 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 Indian Trail. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Indian Trail may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Indian Trail you get surprised by a frost after April 15 be ready to protect your asters if you have a surprise late frost.

USDA Zone Info for Indian Trail

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 Indian Trail

You may be interested in your other planting guides for Indian Trail.