Shell less eggs are usually a symptom of the hen not getting enough calcium in the diet. What are you feeding her?
If you are feeding a nutritous diet of specially formulated Layers Pellets, she should be getting most of the vitamins she needs. For added calcium you could give her either of the following:- Grated Cuttlefish bone over her feed – can be bought from a petshopCrushed Oystershells – can be bought from a smallholding storeLiquid Calcium can be bought from a Vets or online If you are giving her treats like scraps from the kitchen, she may not want to eat her own feed. The odd treat is okay, but hens need to be fed crushed oystershell and layers pellets. We feed our hens crushed oystershell mixed in with layers pellets and we also add poultry spice for an added vitamin boost. You can also buy liquid tonics which will help harden eggs shells inside the hen and provides them with a tonic, we usually give this to ex-bats when we get them, as this gives them an instant boost at a time of stress. Are you worming your hens? Hens should be wormed at least once every 3-months. If they pick up worm