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

In Ferndale you can estimate when to plant doronicum by reviewing 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 ok in mild cold which means that you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant doronicum in Ferndale 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 fully mature. You can get started a little bit earlier by starting your doronicum indoors.

Last Frost Date

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

Since the USDA zone info for Ferndale is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Ferndale there is a last frost after April 15 so just be sure to be ready to protect your doronicum in the event of a late frost.

USDA Zone Info for Ferndale

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 Ferndale

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