When to Plant Nierembergia in Jeannette, PA

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant nierembergia in Jeannette can be determined by checking out the USDA zone info.


Planting Calendar for Nierembergia

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

Nierembergia require warm weather which means that you need to wait until it warms up after all chance of frost has passed before you can plant them.

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

The earliest that you can plant nierembergia in Jeannette 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 nierembergia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your nierembergia may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your nierembergia indoors.

Last Frost Date

In Jeannette the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Jeannette is an average the actual date of last frost changes from year to year. Since half of the time in Jeannette it frosts late in the year after April 15 be ready to cover your nierembergia if you have a surprise late frost.

USDA Zone Info for Jeannette

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 Jeannette

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