Moldy / mildew bread

Nope. The plant/fungus is mold (in UK English: mould) or mildew. So:

a) Don't eat the moldy / mildewed bread.
b) The food has mold / mildew
c) The bread was moldy / mildewed

Just a comment about this thread....
In the US, not too many people would care whether the black blotches we find on our food stocks in the fridge are mold or mildrew. We simply call it " spoiled ", like spoiled milk, egg, and sandwich etc. when bread absorbed enough moisture trapped in the plastic packaging, it will become " molded bread ". But, it's important to distinguish the molds on foo

I agree exactly. Mould is on bread, mildew is in room and on walls.
Just my own two pennies , in the UK we wouldn't

deborah_din the UK we wouldn't really say 'spoiled'. We'd more likely say 'gone off' or 'off'. So 'The bread has gone off' or 'Do you think this milk is off?'. Also more likely say 'This bread has gone mouldy' than 'This bread is mouldy'.

Hi Deborah,
It's always intriquing to learn how English is spoken and used on the otherside of the pond. I have to admi

We might also just say "bad" to mean spoiled, as in this exchange:
"Do you think this milk is bad?"
(sniff sniff)
"Bleah! Bad milk! Bad, bad milk!"