Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of making a decision about when to plant mecardonia is to check out the USDA zone info for Bristol.

Planting Calendar for Mecardonia

Frost tolerance for mecardonia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since mecardonia require warm weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant mecardonia in Bristol 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 mecardonia and expect a good harvest is probably August. Any later than that and your mecardonia may not have a chance to grow to maturity. If you are starting your mecardonia indoors then you might be able to get away with starting them a couple of weeks earlier.

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.

Always keep in mind that USDA zone info for Bristol is just an average and the actual date of last frost is different every year. Since half of the time in Bristol there is a last frost after April 15 be ready to cover your mecardonia 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.