Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Oak Creek you can estimate when it's the best time to plant doronicum by using the USDA zone info.

Planting Calendar for Doronicum

Frost tolerance for doronicum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Doronicum do well in moderate cold which means that you can get them planted earlier than other frost tender plants.

The earliest that you can plant doronicum in Oak Creek is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant doronicum and expect a good harvest is probably September. Any later than that and your doronicum may not have a chance to really do well. You can get started a little bit earlier by starting your doronicum indoors.

Last Frost Date

The average date of last frost is April 15 in Oak Creek. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Oak Creek may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Oak Creek last frost occurs after April 15 so be sure to be ready to protect your doronicum if you have a late frost.

USDA Zone Info for Oak Creek

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 Oak Creek

You may be interested in your other planting guides for Oak Creek.