The Cinnabar Moth will stay in their cocoon for a period of nine months. They cocoon themselves in the early summer and do not emerge from the cocoon until the next spring.
1 week
An inchworm will stay in their cocoon for about 2 weeks. They tend to stay in an extra week most of the time.
about ten days
they curl up in there
Black Swallowtail butterflies stay in their cocoon for 9 to 11 days.
about ten days
They emerge from their cocoons about ten days after spinning them.
When a sphinx moth becomes an adult caterpillar, it will go underground to pupate. Most common sphinx moths will overwinter underground and hatch out in the early summer. However sphinx moths that are located in warmer, more tropical regions only take 2-3 weeks to hatch.
a month or a little bit more
Probably about ten days.
Normally if they get lucky just 2 weeks but if not at least a month :)
A month