When to Plant Liatris in Sunbury, PA

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Sunbury should be reviewed to estimate when it's the best time to plant liatris.


Planting Calendar for Liatris

Frost tolerance for liatris: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

You can plant liatris a lot earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

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

The earliest that you can plant liatris in Sunbury 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 liatris and expect a good harvest is probably September. Any later than that and your liatris may not have a chance to fully mature. You can get started a little bit earlier by starting your liatris indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Sunbury. You should expect an average low temperature of -5°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Sunbury and it will vary from year to year. Since half of the time in Sunbury there is a last frost after April 15 be ready to cover your liatris in the event of a late frost.

USDA Zone Info for Sunbury

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 Sunbury

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