Lea is a hen on my watch list. I think she was one of last years arrivals. She has scaly leg mite and I used this for the first time on her legs rather than Vaseline.
https://www.amazon.co.uk/Lifesystems-Anti-Mosquito-Clothing-Treatment/dp/B002WN1S5Y/ref=sr_1_3?crid=1Q46D3YVEYX52&keywords=lifesystems+ex4&qid=1636979016&qsid=259-0177089-4087466&sprefix=Life+systems+ex4,aps,159&sr=8-3&sres=B002WN1S5Y,B07PP7X5DW,B07PM8BMGS,B00QPAMNTA,B0018BQ0MW,B07NYSS1RR,B082JJ5N9V,B0013V3H64,B07PGQJ9Q8,B082JJ42H8,B00SVDOZ9K,B00147V0AM,B000VRZ26Y,B084LBDTDB,B00CIZ0TVK,B01H5POS0A,B082JHQ124,B00AELWFFS,B07KK7XZYV,B07FS54PPV
Keep us informed how it goes
I used vinegar and oil after soaking the legs in Epsom and Himalayan salt