The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when you can plant larkspur is to use the USDA zone info for Leesburg.

Planting Calendar for Larkspur

Frost tolerance for larkspur:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Larkspur do well in quite a bit of cold which means that you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant larkspur in Leesburg 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 larkspur and expect a good harvest is probably September. You probably don't want to wait any later than that or else your larkspur may not have a chance to really do well. You can get started a little bit earlier by starting your larkspur indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Leesburg. In the coldest months of winter you should expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for Leesburg is just an average and the actual date of last frost is different every year. Since half of the time in Leesburg you get surprised by a frost after April 15 be ready to cover your larkspur in the event of a late frost.

USDA Zone Info for Leesburg

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 Leesburg

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