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.

It's possible to figure out when it's possible to plant asters by reviewing the USDA zone info for North Olmsted.

Planting Calendar for Asters

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

Since asters are moderately cold tolerant you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant asters in North Olmsted 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 asters and expect a good harvest is probably September. You probably don't want to wait any later than that or else your asters may not have a chance to fully mature. Starting your asters indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in North Olmsted. In the coldest months of winter you can expect an average low temperature of -5°F.

Keep in mind that USDA zone info for North Olmsted is not always accurate and the actual date of last frost changes from year to year. Since half of the time in North Olmsted you get surprised by a frost after April 15 be ready to cover your asters if you have a late frost.

USDA Zone Info for North Olmsted

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 North Olmsted

You may be interested in your other planting guides for North Olmsted.