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

In The Colony you can figure out when it's possible to plant campanula by reviewing the USDA zone info.

Planting Calendar for Campanula

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

You can plant campanula just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant campanula in The Colony 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 really do well. Starting your campanula indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in The Colony. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for The Colony may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in The Colony there is a last frost after March 15 be ready to protect your campanula if you have a late frost.

USDA Zone Info for The Colony

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in The Colony

You may be interested in your other planting guides for The Colony.