One of the best tools that you have as gardeners to help us estimate 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.

In Columbia you can determine when it's possible to plant cucumbers by reviewing the USDA zone info.

Planting Calendar for Cucumbers

Frost tolerance for cucumbers:	Not tolerant of frost.
When to plant:	After the last frost.

It's a bad idea to plant cucumbers until after the last frost because they do not do well in cold weather.

The earliest that you can plant cucumbers 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 cucumbers and expect a good harvest is probably August. If you wait any later than that and your cucumbers may not have a chance to really do well. Starting your cucumbers indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Columbia. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Columbia is just an average and the actual date of last frost will vary from year to year. Half of the time in Columbia last frost occurs after April 15 so always be ready to cover your cucumbers in the event of a late frost.

USDA Zone Info for Columbia

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 Columbia

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