Tree mallow’s purple flowers produce large amounts of seeds and, where the species is invasive, a huge seed bank guarantees long-term persistence. That makes keeping the plant at bay to save puffins’ ...

The birds were ousted from Fidra, in the Firth of Forth, because of an invasive plant grown as a substitute for toilet paper in the 1700s. The tree mallow spread rapidly and blocked the nesting ...

FOR years armies of volunteers have battled a prolific alien plant which threatens the survival of one of Scotland’s best-loved birds. Sign up to our Scotsman Rural News - A weekly of the Hay's Way ...