One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant flowering maple in Columbia should be figured out by checking out the USDA zone info.

Planting Calendar for Flowering Maple

Frost tolerance for flowering maple:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You should not plant flowering maple until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant flowering maple 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 flowering maple and expect a good harvest is probably August. Any later than that and your flowering maple may not have a chance to fully mature. If you are starting your flowering maple 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 Columbia. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Columbia may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Columbia there is a last frost after April 15 be ready to protect your flowering maple if you have a surprise late frost.

USDA Zone Info for Columbia

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 Columbia

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