Just to throw another problem into the mix ! Farmgate Growers pellets in 20KG bags DO contain ACS but the same pellets in 7.5 KG bags DO NOT contain ACS! This info came from the manufacturers

I've put a wheelbarrow upside down and put food under that for the birds on my allotment. Seems to have kept clear under it.

2 of my ex-batts sleep in nest boxes occasionally. I also have a tyre in the hut so that the lower ranking chooks can roost as the ones at the top of the pecking order try to knock some of the others off the perches. I also have 1 or 2 who sleep on top of the nest boxes. I think when I have another ...