One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Canastota should be reviewed to determine when it's possible to plant larkspur.

Planting Calendar for Larkspur

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

Larkspur can survive in pretty solid cold which means that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant larkspur in Canastota 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 fully mature. You can get started a few weeks earlier by starting your larkspur indoors.

Last Frost Date

On average the last frost is on April 15 in Canastota. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Canastota is an average and the actual date of last frost will vary from year to year. Since half of the time in Canastota you get a frost after April 15 be ready to protect your larkspur if you have one of those late frosts.

USDA Zone Info for Canastota

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Canastota

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