One of the first steps you take when you are estimating 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.

It's possible to determine when it's a good idea to plant columbine by using the USDA zone info for Fletcher.

Planting Calendar for Columbine

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

Columbine can survive in some cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

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

Last Frost Date

The average date of last frost is April 15 in Fletcher. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Fletcher is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Fletcher last frost occurs after April 15 so always be ready to protect your columbine if you have one of those late frosts.

USDA Zone Info for Fletcher

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 Fletcher

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