Growing Celery

Question

Starting celery indoors, when to transplant outside in wisconsin

Answer 1

Temperatures need to be consistently above 50 degrees F to move celery outside.

https://www.gardeningknowhow.com/edible/vegetables/celery/tips-on-how-to-grow-celery.htm

http://www.gardening.cornell.edu/homegardening/sceneb528.html