The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 Machesney Park should be reffered to in order to estimate when to plant chrysanthemum.

Planting Calendar for Chrysanthemum

Frost tolerance for chrysanthemum:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's not a good idea to plant chrysanthemum until after the last frost has passed because they require warm weather.

The earliest that you can plant chrysanthemum in Machesney Park 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 chrysanthemum and expect a good harvest is probably August. If you wait any later than that and your chrysanthemum may not have a chance to really do well. You can get started a little bit earlier by starting your chrysanthemum indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Machesney Park. You should expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Machesney Park may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Machesney Park you get surprised by a frost after April 15 be ready to cover your chrysanthemum if you have a surprise late frost.

USDA Zone Info for Machesney Park

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 Machesney Park

You may be interested in your other planting guides for Machesney Park.