#1 GROWTH RATE: Fastest growing tree in the world, very attractive look, no cotton or suckers to clean up. Very Easy and Effective EASY TO GROW: Planting and Growing Instructions and Instructional VideoIncluded, 100% Customer Satisfaction Guarantee GOOD FOR ENVIORNMENT: Suitable in USDA Zones 3-10, All of the USA. Drought and Disease Tolerant. 3-5 foot spacing recommended for fast Hedge Row or Wind/Sound Barrier You get one Aussie Willow Tree that is ready to plant. This tree an grow 10 feet in the first year! If you want fast privacy, fast shade, an instant windbreak or sound barrier this is the one to buy. 100% Satisfaction Guaranteed. The Aussie Willow is a cross between the white willow and the corkscrew willow and this cross makes for a very attractive tree and SO FAST growing. Fastest in the world to be more specific. It will achieve your goal and beyond. If you plan to plant these is a row, 5 feet spacing is great. They will top out at 30 feet tall, and live 50+ years.Suitable in USDA Zones 3-10, All of the USA. 3-5 foot spacing is recommended for a privacy hedge row.