Molting Chickens Explained: Causes, Duration, and Implications

As a new Chicken keeper you might be panicked to see your chickens loosing their feathers, especially come fall. I’m here to tell you Not to panic! One intriguing aspect of a Chickens lifecycle is the molting process, during which chickens shed and regrow their feathers. Molting is a natural and necessary phenomenon that impacts a chicken's health, egg production, and overall well-being. In this blog, we'll dive into the reasons behind molting, its duration, and how it affects young chickens.

Why Do Chickens Molt?
Molting is a vital process that allows chickens to replace old, worn-out feathers with new ones. This renewal of feathers helps chickens maintain insulation, regulate body temperature, and protect themselves from the elements. Molting is primarily triggered by a combination of factors, including changes in daylight hours, temperature, and hormonal shifts. The reduction in daylight hours during the fall season signals to chickens that it's time to molt. Additionally, molting is often initiated when a hen's reproductive system needs a break from egg-laying, diverting energy towards feather regrowth instead.

Duration of Molting:
Molting typically occurs annually, usually during the late summer or early fall months. The entire molting process can last anywhere from several weeks to a few months. During this period, chickens may experience a significant drop in egg production or cease laying eggs altogether. The duration of molting depends on various factors, such as the chicken's age, breed, health, and the specific environmental conditions it is exposed to.

Molting in Young Chickens:
Young chickens, also known as pullets, generally experience their first molt at around 12 to 18 months of age. This initial molt is often less severe and shorter in duration compared to subsequent molting cycles. The first molt is crucial for young chickens to transition from their juvenile plumage to the adult plumage. While it might not have a significant impact on egg production, the molt still requires energy and resources, which may affect the growth and development of young birds.

Impact on Egg Production:
Molting has a substantial effect on egg production. As chickens divert energy towards feather regrowth and other metabolic processes during molting, egg-laying may cease temporarily. Egg production can decline significantly during this time, causing potential financial implications for poultry farmers and backyard chicken keepers. It's important to understand that reduced egg production during molting is a natural and necessary part of a chicken's lifecycle, and it should be managed accordingly.


Molting is a crucial process that allows chickens to maintain their health, insulation, and overall well-being. Understanding the reasons behind molting, its duration, and its impact on egg production helps poultry farmers and chicken enthusiasts better care for their flocks. Whether you're raising chickens for eggs, meat, or companionship, providing proper nutrition, shelter, and care during the molting period ensures that your feathered friends can successfully navigate this natural lifecycle event.