The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Bristol you can figure out when you can plant garden mums by reviewing the USDA zone info.

Planting Calendar for Garden Mums

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

Garden Mums tend to make it in a little bit of cold which means that you can plant them a bit earlier in the year than other plants that might not handle the cold.

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

Last Frost Date

On average the last frost has passed is on April 15 in Bristol. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Bristol may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Bristol you get a frost after April 15 be ready to cover your garden mums in the event of a late frost.

USDA Zone Info for Bristol

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 Low	0°F
Highest Expected Low	5°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 Bristol

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