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1999
Pistacia chinensis,
Chinese Pistache
Hydrangea quercifolia,
Oak-leaf Hydrangea
Artemisia
‘Powis Castle’, Powis Castle Artemisia
Pennisetum setaceum
‘Rubrum’,
Purple Fountain Grass
2000
Taxodium distichum,
Bald Cypress
Spiraea
‘Magic Carpet’, Magic Carpet Spirea
Verbena canadensis
‘Homestead Purple’, Verbena
Scaevola aemula,
Fan Flower
2001
Quercus shumardii,
Shumard Oak
Ilex decidua,
Deciduous Holly
Gaura lindheimeri
‘Siskiyou Pink’, Gaura
Zinnia angustifolia,
Mexican Zinnia
2002
Quercus macrocarpa,
Bur Oak
Kerria japonica,
Japanese Kerria
Echinacea
‘Magnus’, Purple Coneflower
Ipomoea batatas
‘Margarita’, Sweet Potato
2003
Gymnocladus dioica,
Kentucky Coffee Tree
Lagerstroemia indica
‘Whit III’, Pink Velour® Crape Myrtle
Athyrium nipponicum,
Japanese Painted Fern
Tecoma stans,
Yellow Bells
2004
Acer truncatum,
Shantung Maple
Jasminum nudiflorum,
Winter Jasmine
Salvia greggii,
Autumn Sage
Hamelia patens,
Fire Bush
2005
Ulmus crassifolia,
Cedar Elm
Bignonia capreolata
‘Tangerine Beauty’, Crossvine
Ceratostigma
plumbaginoides,
Perennial Plumbago
Angelonia angustifolia,
Summer Snapdragon
2006
Malus
‘Prairifire’, Crabapple
Physocarpus opulifolius
‘Monlo’, Diabolo® Common Ninebark
Agastache foeniculum
‘Golden Jubilee’, Anise Hyssop
Torenia fournieri
Summer WaveTM Series,
Wishbone Flower
2007
Cercis canadensis
var. texensis ‘Oklahoma’, Redbud
Myrica cerifera,
Southern Wax Myrtle
Oenothera macrocarpa
‘Comanche Campfire’, Evening Primrose
Gaillardia,
Blanket Flower
2008
Pinus heldreichii,
Bosnian Pine
Callicarpa americana,
American Beautyberry
Helleborus,
Hellebore
Acmella oleracea
'Peek-A-Boo', Spilanthes
2009
Cupressus arizonica,
Arizona Cypress
Aronia,
Chokeberry
Nassella tenuissima,
Mexican Feather Grass
Euphorbia
'Inneuphdia', Diamond Frost Euphorbia
2009 - Collector's Choice
Parrotia persica,
Persian Parrotia
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