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 first opportunity to plant black pepper in London should 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 all chance of frost has passed.

It's probably a bad idea to plant black pepper until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant black pepper in London 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. If you wait any later than that and your black pepper may not have a chance to really do well. If you are starting your black pepper indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in London. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for London is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in London last frost occurs after April 15 be ready to cover your black pepper if you have a late frost.

USDA Zone Info for London

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in London

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