When to Plant Campanula in Telford, PA

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 Telford can be reviewed to figure out when you can plant campanula.


Planting Calendar for Campanula

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

Since campanula are moderately cold tolerant you can plant them a little bit earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant campanula in Telford 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 campanula and expect a good harvest is probably September. If you wait any later than that and your campanula may not have a chance to grow to maturity. Starting your campanula indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Telford is an average the actual date of last frost changes from year to year. Since half of the time in Telford you get surprised by a frost after April 15 be ready to cover your campanula if you have a late frost.

USDA Zone Info for Telford

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 Telford

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