The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Jamestown you can determine when you can plant chrysanthemums by using the USDA zone info.

Planting Calendar for Chrysanthemums

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

You can plant chrysanthemums slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant chrysanthemums in Jamestown 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 chrysanthemums and expect a good harvest is probably August. If you wait any later than that and your chrysanthemums may not have a chance to fully mature. Starting your chrysanthemums indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Jamestown. It might get as low as -30°F during the coldest months of winter.

Since the USDA zone info for Jamestown is just an average the actual date of last frost is different every year. Half of the time in Jamestown you get a frost after May 15 so just be sure to be ready to cover your chrysanthemums if you have one of those late frosts.

USDA Zone Info for Jamestown

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Jamestown

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