Obelixx said: Bulrush, iris pseudacorus, some of the oxygenators such as crassula. Ask a reputable aquatic nursery.Have a read of this which mentions goodies and baddies altho much depends on pond size - https://www.rhs.org.uk/advice/profile?PID=839
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Have a read of this which mentions goodies and baddies altho much depends on pond size - https://www.rhs.org.uk/advice/profile?PID=839
"We don't stop playing because we grow old; we grow old because we stop playing." - George Bernard Shaw
I've found the RHS advice Obelixx suggested really useful too.