RHS asks gardeners to find interesting ‘weeds’ that may be rare plants

People urged to submit specimens to an app as private gardens may be fresh source of scientific discovery

Record the weeds" that pop up in your garden because they could be a rare plant, the Royal Horticultural Society has said.

Private gardens in the UK may be an untapped source of scientific discovery, according to the RHS's new ecologist, because scientists can't just go into people's gardens".