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.

You can estimate when it's the best time to plant campanula in Webster 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.

Campanula do well in moderate cold which means that you can plant them earlier than other plants that might not handle the cold.

The earliest that you can plant campanula in Webster 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. Any later than that and your campanula may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your campanula indoors.

Last Frost Date

On average the last frost is on April 15 in Webster. In the coldest months of winter you can expect an average low temperature of -5°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Webster and it is different every year. Half of the time in Webster it frosts late in the year after April 15 so make sure that you are ready to cover your campanula in the event of one of those late frosts.

USDA Zone Info for Webster

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 Low	0°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 Webster

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