When to Plant Canna in Clifton Heights, PA

One of the first steps you take when you are figuring out 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 first chance to plant canna in Clifton Heights can be figured out by using the USDA zone info.


Planting Calendar for Canna

Frost tolerance for canna: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

You can not plant canna until after the last frost because they do not do well in cold weather.

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

The earliest that you can plant canna in Clifton Heights 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 canna and expect a good harvest is probably August. You probably don't want to wait any later than that or else your canna may not have a chance to really do well. Starting your canna indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Clifton Heights the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that USDA zone info for Clifton Heights is just an average and the actual date of last frost changes from year to year. Since half of the time in Clifton Heights last frost occurs after April 15 be ready to protect your canna in the event of a surprise late frost.

USDA Zone Info for Clifton Heights

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

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

Plants to Grow in Clifton Heights

You may be interested in your other planting guides for Clifton Heights.