One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Grand Rapids it's possible to determine when you can plant chrysanthemums.

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 well in mild cold which means that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant chrysanthemums in Grand Rapids 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. If you wait 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

The average date of last frost is April 15 in Grand Rapids. You should expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Grand Rapids may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Grand Rapids there is a last frost after April 15 so just be sure to be ready to cover your chrysanthemums in the event of one of those late frosts.

USDA Zone Info for Grand Rapids

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Grand Rapids

You may be interested in your other planting guides for Grand Rapids.