One of the first steps you take when you are making a decision about 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 common way of making a decision about when it's possible to plant chrysanthemum is to look at the USDA zone info for Buffalo.

Planting Calendar for Chrysanthemum

Frost tolerance for chrysanthemum:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since chrysanthemum are not cold tolerant you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant chrysanthemum in Buffalo is May. However, you really should wait until June 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. If you wait any later than that and your chrysanthemum may not have a chance to grow to maturity. If you are starting your chrysanthemum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Buffalo. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Buffalo is just an average the actual date of last frost changes from year to year. Since half of the time in Buffalo there is a last frost after May 15 be ready to protect your chrysanthemum in the event of one of those late frosts.

USDA Zone Info for Buffalo

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 Buffalo

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