Brits’ green-fingered efforts wilt in national knowledge crisis wasting millions each year May 2016 – Brits are wasting an estimated £672m per year on their gardens according to new research out today by gardening experts Gardena. The excessive cost is a result of plants dying in the garden – a big problem for over two thirds (65%) of Brits. The research shows that this is due to a lack of basic gardening knowledge in the UK with a fifth simply forgetting…