Street Tree Book
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STREET TREE BOOK An Inspirational Guide to Street Trees in NZ 2019 Edition QUALITY SPECIMEN TREES Melia azedarach in Weston Avenue, Palmerston North STREET TREE BENEFITS PRO-POTS ADVANCED GROWING SYSTEM Street trees provide social, economic, and environmental benefits, including: Safety Street trees provide a safety zone between traffic and people, and it is said vehicle speeds are often lower in tree-lined streets. Eco Friendly Trees provide the majority of the oxygen we breathe. Their root systems absorb water which helps regulate rainwater run-off, reducing the risk of local flooding. Trees also help to cool off the water which otherwise can become quite warm, damaging river systems as it drains away. Shelter Leafland is aware of the need to look more closely at container Trees provide shelter from wind and rain and shade in the summer. This growing methods used for advanced grade trees in NZ. We will cool down properties, people, and tar-seal on the road, meaning roads understand how important it is that a tree has a good healthy root will last longer and ultimately less costs involved in the future. system which will quickly establish to ensure the tree won't fail. Increased property value Our growing method had to be the most practical, sustainable, and It is claimed that tree-lined streets increase the value of houses up to cost-effective way to grow advanced grade trees that will also meet $17,000, especially avenues of established trees. They create a different the customers expectations and remain price competitive. The search atmospheric feel season to season as well as the character they bring to resulted in our development and use of Pro-Pots. These pots produce a space particularly in more urban locations where placement has been an air pruned root system, which prevents curling root systems. They creatively thought out. People are more inclined to gather and spend time in are easy to use as no assembly is required. Leafland grows trees in these spaces which is great for the local surrounding businesses. 25L, 35L, 45L, 60L, and 100L Pro-Pots. At dispatch, we remove the trees from the pots and put the root ball into a biodegradable hessian easy-lift bag for planting. These hessian transport bags can be planted into the ground and will decompose within a few months. The pots will be washed and recycled, making this system a far superior and sustainable way to grow advanced grade trees. Find our informative Pro-Pots video at leafland.co.nz/pro-pots Page 2 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 3 Street Trees A-Z in NZ Acacia melanoxylon - (Blackwood) Acer buergerianum - (Trident Maple) Acacia melanoxylon in McGregor Street, Palmerston North (right) Hardier oriental maple. Rounded crown with low spreading Prized for it's beautiful marbled timber. Quick growing hardy shade/ branches. Coppery red new leaves, green in summer. Autumn leaves shelter tree. Dense round headed tree with pale yellow flowers in of a vivid red, apricot and yellow. Smaller growing, compact shade winter/early spring. Tolerates high rainfall. (Evergreen 20m) tree. (Deciduous 7m) Page 6 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 7 Acer negundo ‘Kellys Gold’ Acer negundo ‘Violaceum’ (Ash Leaved Maple ) (Violet Twig Box Elder) Species from Western China. Large deeply lobed leaves emerge Striking burgundy tassels adorn bare branches. Young shoots and bronze purple and mature to olive green with prominent veins. leaves are purple-maroon. Summer leaves green that turn gold in Upright spreading habit with smooth green stems which mature autumn. A vigorous, round, irregular grower that has smooth bark silver with age. Glowing yellow and orange autumn leaves. with a whitish bloom. (Deciduous 6m) (Deciduous 6m) Page 8 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 9 Acer palmatum - (Japanese Maple) Acer platanoides - (Norway Maple) Acer platanoides in Christchurch (left) and in Arrowtown (right) Grows into a round headed, open airy tree with slender stems. Green leaves are deeply lobed and dissected. They turn brilliant shades A strong growing tree with a rounded head. Huge palmate deep green of yellow, orange and red in autumn. The perfect medium sized leaves turning a vivid gold in autumn. An ornamental shade tree for shade tree. Good cultivars are Acer palmatum 'Bloodgood' and Acer larger gardens. Tolerates most climates but not dry. (Deciduous 9m) palmatum Senkaki. (Deciduous 5m) Page 10 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 11 Acer platanoides ‘Drummondii’ Acer platanoides ‘Nigrum’ (Harlequin Maple) (Purple Leaf Norway Maple) Acer platanoides 'Drummondii' in Waimate (right) During spring the large leaves glow coppery red, turning to purple Has exquisite cream and green spring leaves that turn yellow in red in summer and remaining that colour until autumn when they autumn. A slow upright grower that requires wind protection. change to a purplish yellow. A slow growing upright tree. Perfect as Grown well, it is a breath-taking tree. (Deciduous 5m) a smaller feature tree, for lining drives or avenues and as a street tree. (Deciduous 6m) Page 12 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 13 Acer platanoides ‘Globosum’ Acer rubrum - (Red Canadian Maple) (Globe Norway Maple) Acer platanoides 'Globosum' in Ohaupo Acer rubrum in Rotorua (left) Large shining dark green leaves turning a rich scarlet red in autumn. A Lollipop tree with red spring leaves that turn green. Beautiful Reddish twigs, branchlets and buds. Red spring flowers on naked yellow autumn leaves. A dense grower, that forms a globe shape. branches. Large growing tree perfect for streets, parks or large Excellent courtyard or plaza tree. Awesome for roundabouts. gardens. Use a selected clone such as Acer rubrum 'Brandywine' or (Deciduous 4m) Acer rubrum 'Autumn Glory' to ensure consistent tree form and colour. (Deciduous 10m) Page 14 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 15 Acer rubrum ‘Bowhall’ - (Red Maple) Acer rubrum x freemanii ‘Jeffersred’ (Freeman Maple) Large green leaves with silvery undersides. Striking red-orange Upright columnar shape that is perfect as an avenue or street tree. leaves from March. A medium sized vase shaped tree that is wind Quick growing. Glowing orange red autumn leaves. Acer rubrum and drought tolerant. Can be pruned as a narrow wind screen. 'Columnare' has similar form and colour. (Deciduous 12m) (Deciduous 12m) Page 16 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 17 Aesculus carnea - (Pink Horse Chestnut) Aesculus hippocastanum (Horse Chestnut) A tall stately tree with a wide crown. Large deep green fan shaped Round headed and wide growing tree with large dark green fan leaves with giant white candles in late spring. Produces inedible shaped leaves. Giant pink candles in late spring. Inedible glossy glossy nuts in autumn. Great in large gardens, parks and paddocks. brown nuts in autumn. Great as a shade, avenue or paddock tree. The selected form, Aesculus hippocastanum 'Baumanii', is seedless, The selected form, Aesculus carnea 'Briotii', will produce a more so does not produce conkers which can be messy on streets. consistent avenue. (Deciduous 7m) (Deciduous 15m) Page 18 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 19 Agathis australis - (Kauri) Alectryon excelsus - (Titoki, NZ Oak) Agathis australis in Napier Alectryon excelsus in Hastings (left) Slender, pyramidal tree. Although Kauri trees attain a broad size An upright grower with a small rounded head. Glossy olive green with age they will suit a confined space for up to 80 years before pinnate leaves. Shiny black seeds emerge from scarlet fruit during broadening out. Will tolerate moderate frosts heavy clay soils. summer. Attractive to seed eating birds. Tolerates light frosts. Great Juvenile form with brown leaves lasts around 7 years before changing shade tree. (Native Evergreen 7m) to green. (Native Evergreen 6m) Page 20 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 21 Alnus cordata - (Italian Alder) Alnus jorullensis (Evergreen Mexican Alder) Alnus jorullensis in Palmerston North (right) Shining heart shaped green leaves. A quick growing upright form. A very fast growing evergreen. Long green leaves are toothed. Can Will grow in moist swampy soils, useful for erosion control. Great as easily pruned to any shape. Papery pale grey bark. Excellent as a dense a street or shade tree. (Deciduous 12m) screen. (Evergreen 6m) Page 22 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 23 Amelanchier canadensis - (Shad Bush) Araucaria heterophylla (Norfolk Island Pine) Araucaria heterophylla in Ashburton (right) Small neat tree with rounded head. Bronze new spring leaves turning Stately erect tree with a pyramidal form. Ideal hardy coastal tree. stunning red in autumn. Lacy white drooping racemes in spring. Enduring tree for large spaces. Can be kept small in a container. (Deciduous 4m) (Evergreen 10m) Page 24 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 25 Arbutus unedo Banksia integrifolia - (Coastal Banksia) (Irish Strawberry Tree) Banksia integrifolia in College Street, Palmerston North (right) Large shrub or small tree. Very hardy to adverse conditions including Hardy, upright grower when smaller to become open spreading habit. coastal, heat and cold conditions. Small white flowers in spring Quick growing and coastal hardy. Large yellow brush flowers from followed by orange strawberry-like fruit in autumn and winter. Birds autumn to winter attract tuis and bellbirds. Great for shelter. Can be love the fruit. (Evergreen 4m) pruned to any shape and size. (Evergreen 8m) Page 26 Quality Specimen Trees 0800 532 352 | [email protected] | leafland.co.nz Page 27 Betula nigra - (River Birch) Betula utilis ‘Jacquemontii’ (Himalayan Birch) Betula utilis 'Jacquemontii' in Ohaupo (left) One of the best trees for planting in wet areas.