The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant parsley in Williams can be estimated by checking out the USDA zone info.

Planting Calendar for Parsley

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

Since parsley are moderately cold tolerant you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant parsley in Williams is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant parsley and expect a good harvest is probably October. You probably don't want to wait any later than that or else your parsley may not have a chance to fully mature. Starting your parsley indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Williams the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Williams is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Williams you get surprised by a frost after February 15 so be sure to be ready to protect your parsley in the event of a surprise late frost.

USDA Zone Info for Williams

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Williams

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