One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Columbia should be reviewed to determine when to plant dahlberg daisy.

Planting Calendar for Dahlberg Daisy

Frost tolerance for dahlberg daisy:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Dahlberg Daisy require warm weather which tells us that you must wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant dahlberg daisy in Columbia 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 dahlberg daisy and expect a good harvest is probably August. If you wait any later than that and your dahlberg daisy may not have a chance to really do well. You can get started a few weeks earlier by starting your dahlberg daisy indoors.

Last Frost Date

The average date of last frost is March 15 in Columbia. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Columbia is just an average the actual date of last frost is different every year. Since half of the time in Columbia there is a last frost after March 15 be ready to protect your dahlberg daisy if you have a late frost.

USDA Zone Info for Columbia

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Columbia

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