Before planting it is a good idea to find your USDA Zone info to figure out 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.

You should be able to figure out when it's possible to plant garden orache by looking at the USDA zone info for Plymouth.

Planting Calendar for Garden Orache

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

Garden Orache are moderately cold tolerant which means that you can plant them earlier than plants that are more sensitive to the cold.

The earliest that you can plant garden orache in Plymouth 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 garden orache and expect a good harvest is probably September. Any later than that and your garden orache may not have a chance to really do well. You can get started a little bit earlier by starting your garden orache indoors.

Last Frost Date

On average the last frost is on April 15 in Plymouth. You can expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that USDA zone info for Plymouth is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Plymouth it frosts late in the year after April 15 so make sure that you are ready to cover your garden orache if you have a surprise late frost.

USDA Zone Info for Plymouth

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Plymouth

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