When to Plant Black pepper in Glendora, CA

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant black pepper in Glendora can be figured out by checking out 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.

Black pepper are not cold tolerant which tells us that you need to wait until it warms up after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant black pepper
Possibly ok, but a risky time to plant black pepper
Probably not a good time to plant black pepper

The earliest that you can plant black pepper in Glendora 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 grow to maturity. If you are starting your black pepper indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Glendora 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.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Glendora and it changes from year to year. Half of the time in Glendora it frosts late in the year after January 31 so just be sure to be ready to cover your black pepper if you have a late frost.

USDA Zone Info for Glendora

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 Low30°F
Highest Expected Low35°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 Glendora

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