One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. 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 Rock Springs can be reffered to in order to figure out when to plant peanut.

Planting Calendar for Peanut

Frost tolerance for peanut:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You can not plant peanut until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant peanut in Rock Springs 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 peanut and expect a good harvest is probably August. Any later than that and your peanut may not have a chance to fully mature. You can get started a little bit earlier by starting your peanut indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Rock Springs. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Rock Springs is not always accurate the actual date of last frost changes from year to year. Half of the time in Rock Springs you get a frost after April 15 so make sure that you are prepared to protect your peanut if you have a surprise late frost.

USDA Zone Info for Rock Springs

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Rock Springs

You may be interested in your other planting guides for Rock Springs.