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.

In Monticello you can determine when to 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.

Chrysanthemums do ok in moderate cold which means that you can start planting them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant chrysanthemums in Monticello 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. You probably don't want to wait any later than that or else your chrysanthemums may not have a chance to really do well. You can get started a few weeks earlier by starting your chrysanthemums indoors.

Last Frost Date

In Monticello the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Monticello is not always accurate the actual date of last frost is different every year. Since half of the time in Monticello you get surprised by a frost after May 15 be ready to protect your chrysanthemums if you have one of those late frosts.

USDA Zone Info for Monticello

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Monticello

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