One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when it's a good idea to plant parsley is to refer to the USDA zone info for Maple Valley.

Planting Calendar for Parsley

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

You can plant parsley a little bit earlier in the year because they are moderately cold tolerant.

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

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Maple Valley. In the coldest months of winter you should expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Maple Valley is an average and the actual date of last frost changes from year to year. Since half of the time in Maple Valley it frosts late in the year after March 15 be ready to cover your parsley if you have one of those late frosts.

USDA Zone Info for Maple Valley

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Maple Valley

You may be interested in your other planting guides for Maple Valley.