One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant black pepper in Phoenix can be determined by reviewing the USDA zone info.

Planting Calendar for Black pepper

Frost tolerance for black pepper:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since black pepper are not cold tolerant you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant black pepper in Phoenix is March. However, you really should wait until April 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 September. You probably don't want to wait any later than that or else your black pepper may not have a chance to fully mature. Starting your black pepper indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Phoenix the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

Remember that USDA zone info for Phoenix is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Phoenix it frosts late in the year after February 15 so be sure to be ready to protect your black pepper in the event of a late frost.

USDA Zone Info for Phoenix

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Phoenix

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