When to Plant Flowering Kale in Charleroi, PA

Before planting it is a good idea to find your USDA Zone info to determine 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.

A way of determining when it's possible to plant flowering kale is to consult the USDA zone info for Charleroi.


Planting Calendar for Flowering Kale

Frost tolerance for flowering kale: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

You can plant flowering kale a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant flowering kale
Possibly ok, but a risky time to plant flowering kale
Probably not a good time to plant flowering kale

The earliest that you can plant flowering kale in Charleroi 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 flowering kale and expect a good harvest is probably September. If you wait any later than that and your flowering kale may not have a chance to grow to maturity. If you are starting your flowering kale indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Charleroi the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Remember that USDA zone info for Charleroi is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Charleroi you get surprised by a frost after April 15 be ready to protect your flowering kale if you have a surprise late frost.

USDA Zone Info for Charleroi

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Charleroi

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