One of the best tools that you have as gardeners to help us estimate 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 estimate when to plant hardy asters in Endicott by reviewing the USDA zone info.

Planting Calendar for Hardy Asters

Frost tolerance for hardy asters:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Hardy Asters do well in mild cold which tells us that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant hardy asters in Endicott is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant hardy asters and expect a good harvest is probably August. You probably don't want to wait any later than that or else your hardy asters may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your hardy asters indoors.

Last Frost Date

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

Since the USDA zone info for Endicott is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Endicott there is a last frost after April 15 so be sure to be ready to cover your hardy asters if you have one of those late frosts.

USDA Zone Info for Endicott

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 Endicott

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