Nov 01, 2019 - 01:46 AM
The life cycle of a mealworm is generally as follows:
4-19 days (usually 4-7)
10 weeks. Visible after about a week or two
10 – 24 days
Beetle and Egg Laying
8-12 weeks (followed by death). Egg laying starts 4-19 days (average 12) after emergence
The timeline is very dependent on temperature, with an average of 20 weeks to complete the life cycle.