The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Pea Ridge can be reffered to in order to estimate when to plant osteospermum.

Planting Calendar for Osteospermum

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

Since osteospermum do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant osteospermum in Pea Ridge 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 osteospermum and expect a good harvest is probably September. Any later than that and your osteospermum may not have a chance to really do well. Starting your osteospermum 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 Pea Ridge. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Pea Ridge is an average the actual date of last frost changes from year to year. Half of the time in Pea Ridge it frosts late in the year after April 15 so just be sure to be ready to cover your osteospermum in the event of a late frost.

USDA Zone Info for Pea Ridge

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 Pea Ridge

You may be interested in your other planting guides for Pea Ridge.