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.

The USDA zone info for Nampa can be reviewed to estimate when it's a good idea to plant cuphea.

Planting Calendar for Cuphea

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

You can not plant cuphea until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant cuphea in Nampa 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. You probably don't want to wait any later than that or else your cuphea may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your cuphea indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Nampa. In the coldest months of winter you can expect an average low temperature of 0°F.

Keep in mind that USDA zone info for Nampa is just an average and the actual date of last frost changes from year to year. Since half of the time in Nampa it frosts late in the year after April 15 be ready to protect your cuphea in the event of a late frost.

USDA Zone Info for Nampa

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Nampa

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