Chestnut tree Castanea sativa - Bio - Hardy plantA large tree with a broad crown. The chestnut tree (Castanea Sativa) will be an imposing figure in your garden. You can enjoy the delicious sweet chestnuts from autumn onwards. You can plant the chestnut tree out in the garden. Alternatively, it can be planted in a large pot on a patio, roof terrace or balcony. The tree blossoms in the summer. That's when it reveals its lovely white flowers. The sweet chestnuts that fall from the chestnut tree in