David Austin English Tree Rose: Anne Boleyn David Austin English tree rose: anne boleyn is grown and shipped in a 5 gallon container and is approximately 48 inches tall when shipped. Tree Roses bring an element of drama and a classical touch to any garden. Stunning when used in flower beds, among other roses or along a pathway. On the patio, they are perfect for any large container, command attention, create a strong focal point and provide season-long color and fragrance.