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

You will be able to figure out when it's a good idea to plant black pepper by referring to the USDA zone info for Diamond Bar.

Planting Calendar for Black pepper

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

Black pepper do not do well in cold weather which means that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant black pepper in Diamond Bar is February. However, you really should wait until March 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. Any later than that and 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 little bit earlier.

Last Frost Date

In Diamond Bar the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Diamond Bar may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Diamond Bar you get surprised by a frost after January 31 be ready to protect your black pepper in the event of one of those late frosts.

USDA Zone Info for Diamond Bar

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Diamond Bar

You may be interested in your other planting guides for Diamond Bar.