The RHS on Instagram: "Introducing February’s Wildlife Wonder: Contorted hazel (Corylus avellana 'Contorta') 🌸 From its catkins that help support the pollinator population during the harsh winter months, to its high energy nuts that provide a vital source of food and energy for someof our favourite garden creatures in autumn, @rhswisley Garden Manager and biodiversity specialist, Mark Tuson takes us through the benefits of this often overlooked plant. Growing to around 6 metres tall, the twiste