Surprisingly common these days
Gardening tips from the BBC website (edited)……
It’s hard to walk by a railway line in Britain and not see Buddleia.
Along fences by the tracks and almost any patch of waste ground, you will notice the long, slender clumps of flowers, usually lilac but also blue, deeper purple or white, at the end of long, arching branches.
BBC weather forecaster Peter Gibbs says the mild, wet winter will have improved germination and growth this year, especially in areas where water normally drains away quickly, such as derelict urban sites. “Buddleia is an opportunist that’s always ready to capitalise on any slight advantage.”
Sprouting from seemingly every derelict building, it stakes an increasingly plausible claim for the title of Britain’s national flower.
The plant can cause damage to buildings, such as crumbling brickwork – its tiny wind-blown seeds can germinate in decaying mortar.
And the problems…
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