As eggs mature they turn white and can take from 2 weeks to a month to hatch, depending on the environmental conditions. It can take 5 months to hatch if eggs are laid late winter. Mature adults deposit eggs late in the season, often after mid-October.

What time of year do slugs lay eggs?

Spring is on the horizon: the sun rises high again and with it the temperatures in the ground. Life returns to the garden. This is also the time when slugs and snails come out of hibernation and the eggs they laid in autumn get ready to hatch.

How many times a year do slugs lay eggs?

Slugs lay around 40 eggs and snails around 60 eggs up to six times a year. They hatch as soon as the temperature is over 5C. Because they're so slimy they're relatively unpopular with predators.