One of the first steps you take when you are determining your gardening schedule is find your 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.

The USDA zone info for Richland should be read to figure out when you can plant parsley.

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 plants that are more sensitive to the cold.

The earliest that you can plant parsley in Richland 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. Any later than that and your parsley may not have a chance to really do well. 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 Richland. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Richland is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Richland you get a frost after March 15 so just be sure to be ready to protect your parsley if you have one of those late frosts.

USDA Zone Info for Richland

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Richland

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