Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Richardson it's possible to estimate 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.

Parsley do well in moderate cold which means that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant parsley in Richardson 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. If you wait 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 is on March 15 in Richardson. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Richardson may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Richardson it frosts late in the year after March 15 so just be sure to be ready to cover your parsley if you have a late frost.

USDA Zone Info for Richardson

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 Richardson

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