Karen Rennie on Facebook:
"Would you ask if it was necessary if it was a nut allergy? Of course it is! Who cares if it's a banana allergy or a nut allergy, the school has to take precautions to make sure the child isn't exposed to them while in their care and the best way to do that is ban them."
More top news
High pressure rebuilds from Monday. Any cloud and rain move westwards. Some low cloud for eastern coasts. Very warm inland
A major rescue operation was launched after five people were spotted stranded on lilos in the Solway Firth.
Kerrie brings you Saturday's pollen count