One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of making a decision about when to plant chrysanthemums is to examine the USDA zone info for Northfield.

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 are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant chrysanthemums in Northfield 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 chrysanthemums and expect a good harvest is probably August. Any later than that and your chrysanthemums may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your chrysanthemums indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Northfield. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Northfield is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Northfield last frost occurs after April 15 be ready to cover your chrysanthemums in the event of one of those late frosts.

USDA Zone Info for Northfield

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Northfield

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