One of the first steps you take when you are estimating 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.

A way of getting a good idea when it's possible to plant celery is to use the USDA zone info for Bethel.

Planting Calendar for Celery

Frost tolerance for celery:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Celery are barely cold tolerant which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant celery in Bethel is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant celery and expect a good harvest is probably August. If you wait any later than that and your celery may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your celery indoors.

Last Frost Date

In Bethel the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -35°F.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Bethel and it changes from year to year. Half of the time in Bethel you get surprised by a frost after May 15 so make sure that you are ready to cover your celery in the event of a surprise late frost.

USDA Zone Info for Bethel

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Bethel

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