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.

One way of making a decision about when it's the best time to plant bellis is to consult the USDA zone info for Rolla.

Planting Calendar for Bellis

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

You can plant bellis a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant bellis in Rolla 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. Any later than that and your bellis may not have a chance to fully mature. Starting your bellis indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Rolla. In the coldest months of winter you should expect an average low temperature of -5°F.

Keep in mind that USDA zone info for Rolla is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Rolla there is a last frost after April 15 so always be ready to protect your bellis if you have one of those late frosts.

USDA Zone Info for Rolla

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 Rolla

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