Morel mushrooms are considered one of the fastest growing mushrooms out there. Within 10 to 12 days, they will break through the soil and in 12 to 15 days, the mushroom has reached maturity and is ready to be picked.
The edible morel mushroom grows throughout the U.S. Rumors and old wives' tales suggest that the morel mushroom pops up overnight, due to the fast-pace at which these mushrooms emerge and reach mature heights....
Morel mushrooms can develop from spores to full-grown mushrooms in just 22 days. They have very spongy caps. The growing season for Morel mushrooms typically lasts a month or less.