hey ya'll - have a strange appearance - some sort of fungus/mold - powdery spores. Starts off yellow on day 1 - like yellow paint almost - then changes colors.
here is a link of what it looks like. Suggestions? I am gonna try bleach/water mixture - appears to have come in on mulch but the mulch came from 2 different stores - first appeared after heavy rains (mulch in shock?!)
Here is a link that might be useful: pictures of unknown