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

One way of figuring out when it's a good idea to plant aubretia is to examine the USDA zone info for Clay Center.

Planting Calendar for Aubretia

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

Aubretia do ok in pretty solid cold which tells us that you can plant them much earlier in the year than other plants that might not handle the cold.

The earliest that you can plant aubretia in Clay Center 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. Any later than that and your aubretia may not have a chance to really do well. You can get started a few weeks earlier by starting your aubretia indoors.

Last Frost Date

The average date of last frost is April 15 in Clay Center. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Clay Center is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Clay Center you get surprised by a frost after April 15 so always be ready to protect your aubretia in the event of a surprise late frost.

USDA Zone Info for Clay Center

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Clay Center

You may be interested in your other planting guides for Clay Center.