One of the first steps you take when you are estimating your gardening schedule is find your 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 reviewing the USDA zone info for Grafton it's a good idea 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 a bad idea to plant chrysanthemum until after the last frost because they require warm weather.

The earliest that you can plant chrysanthemum in Grafton 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. You probably don't want to wait any later than that or else your chrysanthemum may not have a chance to fully mature. Starting your chrysanthemum indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Grafton. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Grafton is just an average and the actual date of last frost will vary from year to year. Half of the time in Grafton last frost occurs after April 15 so just be sure to be ready to protect your chrysanthemum if you have one of those late frosts.

USDA Zone Info for Grafton

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 Grafton

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