 |
Gwinnett County |
 |
Code of Ordinances |
|
Appendix A. UNIFIED DEVELOPMENT ORDINANCE |
|
Appendix Section 4.0 - Buffers, Landscaping, and Tree Protection |
Appendix Section 4.0: - Buffers, Landscaping, and Tree Protection Landscape Strips
Latest version.
Type 1: 5' Landscape Strip
/app(1)/Graphics/images/App_4-Type_1.png)
Type 2: 10' Landscape Strip
/app(1)/Graphics/images/10LSType2.png)
Type 3: 10' Landscape Strip with 4' High Masonry Screening Wall
/app(1)/Graphics/images/10LSType3.png)
Type 4: 5' Landscape Strip with 6' High Masonry Screening Wall
/app(1)/Graphics/images/App_4-Type_4.png)
Type 5: 10' Masonry Screening Wall
/app(1)/Graphics/images/10MSWType5.png)
Small Tree Species List
Scientific name Common Name Native Evergreen Street Tree Parking
Lot TreeMax Ht. (ft.) Spread (ft.) Canopy (SF) Acer buergerianum Trident Maple S 25 20 314 Acer griseum Paperbak Maple 25 20 314 Acer palmatum var. atropurpureum 'Bloodgood' Japanese Maple 'Bloodgood' S 20 20 314 Amelanchier arborea Downy Serviceberry N S 25 20 314 Carpinus caroliniana Ironwood/American Hornbeam N 25 25 491 Cercis canadensis 'Pauline Lily' Pauline Lily Redbud N S 25 25 491 Cercis canadensis 'Texensis' Texas Redbud N S 25 25 491 Cercis canadensis 'The Rising Sun' The Rising Sun Redbud N S 25 25 491 Cercis chinensis Chinese Redbud S 25 25 491 Cercis mexicana Mexicana Redbud 20 25 491 Cercis reniformis 'Oklahoma' Oklahoma Redbud S 25 25 491 Cercis reniformis 'Texas White' Texas White Redbud 25 25 491 Chionanthus retusus Chinese Fringetree S 25 10 79 Chionanthus virginicus Fringe Tree N S 25 25 491 Cornus alternifolia Alternate Leaf Dogwood N S 20 20 314 Cornus florida Flowering Dogwood N S 20 20 314 Cornus kousa Chinese/ Kousa Dogwood S 20 20 314 Cotinus obovatus American Smoketree N 20 15 177 Crataegus crus-galli var inermis Thornless Cockspur Hawthorn 20 20 314 Crataegus spathulata Littlehip Hawthorn 20 20 314 Crataegus viridis 'Winter King' Green Hawthorne S 25 25 491 Hamamelis virginiana Witch-hazel N 20 15 177 Ilex x attenuata 'Fosteri' Foster Holly E 25 10 79 Ilex x attenuata 'Savannah' Savannah Holly E 25 10 79 Ilex decidua Deciduous Holly/Possum Haw N 15 10 79 Ilex latifolia Lusterleaf Holly E 25 20 314 Ilex x 'Nellie R. Stevens' Nellie R. Stevens Holly E 30 10 79 Ilex verticillata Winterberry N 15 10 79 Ilex vomitoria Yaupon Holly N E 20 10 79 Magnolia stellata Star Magnolia 20 15 177 Malus angustifolia Narrow-Leaf Crabapple N 25 20 314 Malus ssp . Flowering Crabapple S 25 20 314 Myrica cerifera Wax Myrtle N E 25 20 314 Parrotia persica Persian Parrotia 30 20 314 Prunus 'Accolade' Accolade Flowering Cherry 20 15 177 Ptelea trifoliata Hoptree 20 10 79 Quercus georgiana Georgia Oak N S 20 15 177 Rhamnus alaternus Italian Buckthorn E 20 10 79 Rhamnus caroliniana Carolina Buckthorn 25 20 314 Rhus glabra or typhina Smooth or Staghorn Sumac N 15 10 79 Tilia cordata 'Halka' Summer Sprite Littleleaf Linden P 20 10 79 Zelkova serrata 'JFS-KW1' City Sprite Japanese Zelkova S P 25 20 314 Zelkova serrata 'Schmidtlow' Wireless Japanese Zelkova S P 25 35 962 Medium Tree Species List
Scientific name Common Name Native Evergreen Street Tree Parking
Lot TreeMax Ht. (ft.) Spread (ft.) Canopy (SF) Acer barbatum Southern Sugar Maple N P 40 30 707 Acer campestre Hedge Maple 35 30 707 Acer ginnala Amur Maple 25 20 314 Acer leucoderme Chalk Maple N 40 20 314 Acer rubrum, small cultivars Red Maple, dwarf varieties N P 50 35 962 Acer truncatum Shantung or Painted Maple 35 25 491 Betula nigra 'Dura Heat' Dura Heat' River Birch N 40 25 491 Carpinus betulus European Hornbeam P 60 35 962 Carpinus caroliniana American Hornbeam N 40 20 314 Carpinus japonica Japanese Hornbeam 30 20 314 Celtis tenuifolia Georgia Hackberry 35 20 314 Chamaecyparis thyodies Atlantic Whitecedar N E 30 20 314 Cladrastis lutea American Yellowwood N S 50 40 1,256 Crataegus phaenopyrum Washington Hawthorn 30 25 491 Cupressus arizonica Arizona Cypress E 40 15 177 Fagus sylvatica Purple Beech 50 40 1,256 Frangula caroliniana Carolina Buckthorn N 40 20 314 Gordonia lasianthus Loblolly Bay N E 35 25 875 Halesia carolina/tetraptera Carolina Silverbell N 40 30 707 Ilex latifolia Lusterleaf Holly E 40 20 314 Ilex opaca American Holly N E 30 15 177 Juniperus virginiana Eastern Red Cedar N E P 50 10 79 Magnolia grandiflora 'Little Gem' Little Gem Magnolia E 35 12 113 Magnolia grandiflora 'Samuel Sommer' Samuel Sommer Magnolia E P 40 20 314 Magnolia x soulangiana (Tree Form) Saucer Magnolia S 30 25 491 Nyssa sylvatica 'Red Rage' Red Rage Black Gum N P 50 25 491 Ostrya virginiana Eastern Hophornbeam N S 40 25 491 Oxydendron arboreum Sourwood N S 30 20 314 Pinus nigra Austrian Pine E 30 20 314 Platanus x acerifolia London Planetree S P 40 40 1256 Prunus serrulata Japanese Flowering Cherry S 30 20 314 Prunus subhirtella 'Atumnalis' Autumn Cherry S 30 30 707 Prunus x yedoensis Yoshino Flowering Cherry S 50 30 707 Quercus lyrata Overcup Oak N P 45 30 707 Quercus stellata Post Oak 50 40 1256 Sassafras albidum Sassafras N 30 15 177 Styrax japonica Japanese Snowbell 30 15 177 Thuja occidentalis Eastern Arborvitae E 50 10 79 Ulmus parvifolia 'Athena' Athena Chinese Elm S P 30 35 962 Large Tree Species List
Scientific name Common Name Native Evergreen Street Tree Parking
Lot TreeMax Ht. (ft.) Spread (ft.) Canopy (SF) Acer barbatum cultivars Florida Maple N P 60 35 962 Acer saccharum cultivars Sugar Maple 'Legacy' N P 50 35 962 Betula nigra cultivars River Birch 'Dura Heat' or 'Heritage' N 50 40 1,256 Carya cordiformis Bitternut Hickory N P 100 60 2,826 Carya glabra Pignut Hickory N S P 100 60 2,826 Carya ovata Shagbark Hickory N P 80 40 1,256 Carya pallida Sand Hickory N P 90 30 707 Carya tormentosa Mockernut Hickory N S P 100 60 2,826 Cedrus deodara Deodar Cedar E 70 30 707 Celtis laevigata Sugarberry P 70 50 1,963 Celtis occidentalis Hackberry S 50 40 1,256 Celtis sinensis Chinese Hackberry S 60 40 1,256 Cercidiphyllum japonicum Katsura Tree P 70 45 1,590 Cryptomeria japonica Japanese Cryptomeria E 60 20 314 Fagus grandifolia American Beech N 70 40 1,256 Fraxinus americana White Ash S 80 60 2,826 Fraxinus pennsylvanica Green Ash N S 60 25 491 Ginkgo biloba (male) Gingko, Maidenhair Tree S P 50 30 707 Gleditsia triacanthos inermis Thornless Honeylocust N S P 70 50 1963 Liquidambar styraciflua 'Rotundiloba' Seedless Sweetgum N P 70 45 1,590 Liriodendron tulipifera Tulip Poplar N S P 90 40 1,256 Magnolia acuminata Cucumber Magnolia N 80 40 1,256 Magnolia grandiflora Southern Magnolia N E 80 40 1,256 Magnolia virginiana Sweetbay Magnolia N P 60 30 707 Metasequoia glyptostroboides Dawn Redwood 80 25 491 Nyssa aquatica Swamp Tupelo N 70 40 1,256 Nyssa sylvatica Black Gum N P 80 45 1,590 Pinus echinata Shortleaf Pine N E P 100 25 491 Pinus taeda Loblolly Pine N E P 100 25 491 Pinus virginiana Virginia Pine E P 70 20 314 Platanus occidentalis American Sycamore N S 100 45 1,590 Platanus x acerifolia London Planetree S P 100 80 5,024 Populus deltoides x Populus nigra Hybrid Poplar P 50 30 707 Quercus acutissima Sawtooth Oak P 60 50 1,963 Quercus alba White Oak N 80 60 2,826 Quercus bicolor Swamp White Oak S 60 50 1,963 Quercus coccinea Scarlet Oak N P 70 45 1,590 Quercus falcata Southern Red Oak N S P 80 45 1,590 Quercus hemisphaerica 'Darlington' Darlington Oak N P 90 50 1,963 Quercus laurifolia Laurel Oak N P 80 50 1,963 Quercus macrocarpa Bur Oak 80 80 5,024 Quercus muehlenbergii 'Engelm' Chinkapin Oak S P 100 50 1,963 Quercus nigra Water Oak S P 80 40 1,256 Quercus nutallii Nuttal Oak N S P 80 40 1,256 Quercus palustris Pin Oak N S P 70 40 1,256 Quercus phellos Willow Oak N S P 60 35 962 Quercus prinus Chestnut Oak S 70 50 1,963 Quercus robur English Oak S P 60 50 1,963 Quercus rubra Northern Red Oak S P 75 45 1,590 Quercus shumardii Shumard Oak N S P 80 60 2,826 Quercus stellata Post Oak P 50 40 1,256 Quercus velutina Black Oak P 70 45 1,590 Taxodium distichum Bald Cypress N S P 70 25 491 Thuja plicata Western Arborvitea E P 70 25 491 Tilia americana Basswood S P 80 45 1,590 Tilia cordata Littleleaf Linden P 70 40 1,256 Tsuga canadensis Eastern Hemlock N E 60 35 962 Ulmus alata Winged Elm N P 80 40 1,256 Ulmus americana 'Princeton' Princeton American Elm S P 60 30 707 Ulmus crassifolia Cedar Elm P 70 50 1,963 Ulmus parvifolia 'Emer II' P.P. #7552 Allée ® Chinese Elm S P 60 45 1590 Ulmus rubra Slippery Elm N P 80 40 1,256 Ulmus x 'Morton' (Accolade) Accolade Hybrid Elm S P 60 30 707 Ulmus x 'Pioneer' "Pioneer' Elm S P 60 50 1,963 Zelkova serrata Japanese Zelkova S P 70 50 1,963
(Ord. No. UDOA2014-00001(GCID No. 2014-0548), 7-22-14)