When to Plant Chinese celery in Keene, NH

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Keene can be read to figure out when it's the best time to plant chinese celery.


Planting Calendar for Chinese celery

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

Chinese celery tend to make it in very little cold which tells us that you can plant them just a tiny bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant chinese celery
Possibly ok, but a risky time to plant chinese celery
Probably not a good time to plant chinese celery

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

The last month that you can plant chinese celery and expect a good harvest is probably August. You probably don't want to wait any later than that or else your chinese celery may not have a chance to really do well. If you are starting your chinese celery indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Keene. In the coldest months of winter you can expect an average low temperature of -15°F.

Always keep in mind that USDA zone info for Keene is an average and the actual date of last frost will vary from year to year. Since half of the time in Keene you get a frost after April 15 be ready to cover your chinese celery in the event of one of those late frosts.

USDA Zone Info for Keene

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 Keene

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