Before planting it is a good idea to find your USDA Zone info to estimate 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.

A way of getting a good idea when it's the best time to plant bellis is to look at the USDA zone info for Durham.

Planting Calendar for Bellis

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

Since bellis are one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant bellis in Durham 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 bellis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bellis may not have a chance to fully mature. If you are starting your bellis indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Durham. You should expect an average low temperature of 5°F in the coldest months of winter.

Always keep in mind that USDA zone info for Durham may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Durham you get a frost after April 15 be ready to protect your bellis if you have a surprise late frost.

USDA Zone Info for Durham

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Durham

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