One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Rock Springs you can determine when it's possible to plant black pepper by reviewing the USDA zone info.

Planting Calendar for Black pepper

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

Since black pepper are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant black pepper 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 black pepper and expect a good harvest is probably August. Any later than that and your black pepper may not have a chance to grow to maturity. You can get started a little bit earlier by starting your black pepper indoors.

Last Frost Date

The average date of last frost is April 15 in Rock Springs. In the coldest months of winter you can expect an average low temperature of -20°F.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Rock Springs and it can change quite a bit from year to year. Since half of the time in Rock Springs last frost occurs after April 15 be ready to cover your black pepper if you have a 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.