Don't mean to churn up the water but some of the leaves appear to be covered with a yellowish spotty coating unlike the right side of the plant which is clean.
Don't mean to churn up the water but some of the leaves appear to be covered with a yellowish spotty coating unlike the right side of the plant which is clean.
You are right DeaC, it's a kind of seaweed that can be simply removed with a wet mop....next spring's job