One of the first steps you take when you are figuring out 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.

You should be able to estimate when it's possible to plant scarlet pimpernels by using the USDA zone info for Willits.

Planting Calendar for Scarlet Pimpernels

Frost tolerance for scarlet pimpernels:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Scarlet Pimpernels can survive in a tiny bit of cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant scarlet pimpernels in Willits 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 scarlet pimpernels and expect a good harvest is probably September. You probably don't want to wait any later than that or else your scarlet pimpernels may not have a chance to fully mature. You can get started a few weeks earlier by starting your scarlet pimpernels indoors.

Last Frost Date

On average the last frost is on February 15 in Willits. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Willits is an average and the actual date of last frost is different every year. Half of the time in Willits you get a frost after February 15 so always be ready to protect your scarlet pimpernels if you have a late frost.

USDA Zone Info for Willits

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Willits

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