The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of estimating when it's a good idea to plant calliopsis is to use the USDA zone info for Saratoga Springs.

Planting Calendar for Calliopsis

Frost tolerance for calliopsis:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You really shouldn't plant calliopsis until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant calliopsis in Saratoga Springs 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 calliopsis and expect a good harvest is probably August. You probably don't want to wait any later than that or else your calliopsis may not have a chance to fully mature. If you are starting your calliopsis 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 Saratoga Springs. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Saratoga Springs is just an average and the actual date of last frost will vary from year to year. Since half of the time in Saratoga Springs you get surprised by a frost after April 15 be ready to cover your calliopsis in the event of a surprise late frost.

USDA Zone Info for Saratoga Springs

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 Saratoga Springs

You may be interested in your other planting guides for Saratoga Springs.