Before planting it is a good idea to find your USDA Zone info to determine your garden 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 determine when it's the best time to plant heliotrope by using the USDA zone info for Augusta.

Planting Calendar for Heliotrope

Frost tolerance for heliotrope:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant heliotrope until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant heliotrope in Augusta 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 heliotrope and expect a good harvest is probably August. You probably don't want to wait any later than that or else your heliotrope may not have a chance to fully mature. If you are starting your heliotrope indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Augusta. In the coldest months of winter you can expect an average low temperature of 10°F.

It's important to remember that USDA zone info for Augusta may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Augusta it frosts late in the year after March 15 so just be sure to be ready to protect your heliotrope in the event of a surprise late frost.

USDA Zone Info for Augusta

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Augusta

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