One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

You can determine when to plant lavender in Columbia by checking out the USDA zone info.

Planting Calendar for Lavender

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

Lavender do well in moderate cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant lavender in Columbia 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 lavender and expect a good harvest is probably September. Any later than that and your lavender may not have a chance to fully mature. Starting your lavender indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Columbia. You can expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Columbia is an average and the actual date of last frost changes from year to year. Since half of the time in Columbia last frost occurs after April 15 be ready to protect your lavender in the event of 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.