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

The USDA zone info for Ruston should be used to estimate when to plant aubretia.

Planting Calendar for Aubretia

Frost tolerance for aubretia:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant aubretia much earlier in the year because they are very cold tolerant.

The earliest that you can plant aubretia in Ruston 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 aubretia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your aubretia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your aubretia indoors.

Last Frost Date

On average the last frost is on March 15 in Ruston. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Ruston is just an average the actual date of last frost is different every year. Since half of the time in Ruston you get a frost after March 15 be ready to protect your aubretia in the event of a late frost.

USDA Zone Info for Ruston

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 Ruston

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