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

In Auburn you can estimate when it's a good idea to plant cuphea by looking at the USDA zone info.

Planting Calendar for Cuphea

Frost tolerance for cuphea:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since cuphea require warm weather you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant cuphea in Auburn 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 cuphea and expect a good harvest is probably August. If you wait any later than that and your cuphea may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your cuphea indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Auburn. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Auburn is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Auburn you get a frost after April 15 be ready to protect your cuphea if you have a surprise late frost.

USDA Zone Info for Auburn

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 Auburn

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