When to Plant Black pepper in Ottawa, IL

One of the first steps you take when you are making a decision about your gardening schedule is find your 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 USDA zone info for Ottawa can be reffered to in order to figure out when it's a good idea to plant black pepper.

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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 do not do well in cold weather you have to wait until after the last frost has passed 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 Ottawa 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. 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

On average all chance of frost has passed is on April 15 in Ottawa. In the coldest months of winter you can expect an average low temperature of -15°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Ottawa and it will vary from year to year. Half of the time in Ottawa last frost occurs after April 15 so make sure that you are ready to cover your black pepper if you have a late frost.

USDA Zone Info for Ottawa

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Ottawa

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