One of the first steps you take when you are determining 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.

The best time to plant argyranthemum in Dowagiac can be estimated by looking at the USDA zone info.

Planting Calendar for Argyranthemum

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

Since argyranthemum are not cold tolerant you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant argyranthemum in Dowagiac 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 argyranthemum and expect a good harvest is probably August. You probably don't want to wait any later than that or else your argyranthemum may not have a chance to fully mature. Starting your argyranthemum indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Dowagiac is an average the actual date of last frost changes from year to year. Since half of the time in Dowagiac there is a last frost after April 15 be ready to protect your argyranthemum in the event of a late frost.

USDA Zone Info for Dowagiac

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Dowagiac

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