Oak Leaf Hydrangea Hydrangea quercifolia
October Glory Red Maple Acer rubrum 'October Glory'
October Skies Aster Aster oblongifolius 'October Skies'
October Stonecrop Sedum sieboldii
Ohio Buckeye Aesculus glabra
Old Fashioned Bleeding Heart Dicentra spectabilis
Old Fashioned Bleeding Heart 'Alba' Dicentra spectabilis 'Alba'
Old Gold Juniper Juniperus chinensis 'Old Gold'
On Stage Hosta Hosta 'On Stage'
Oneida Viburnum Viburnum oneida
Orange Man Cypress Spurge Euphorbia cyparissias 'Orange Man'
Orange Meadowbrite™ Coneflower Echinacea 'Art's Pride'
Orange Perfection Garden Phlox Phlox paniculata 'Orange Perfection'
Orange Pixie Asiatic Lily Lilium 'Orange Pixie'
Orchid Frost Spotted Deadnettle Lamium maculatum 'Orchid Frost'
Oregon Grape Holly Mahonia Aquifolium
Oriental Limelight Artemisia Artemisia vulgaris 'Janlim'
Ormiston Roy Crab Malus 'Ormiston Roy'
Ostrich Fern Matteuccia pensylvanica
Othello Bigleaf Ligularia Ligularia dentata 'Othello'
Overdam Feather Reed Grass Calamagrostis arundinacea 'Overdam'
Common Name Botanical Name
Alphabetical listing of plants...Letter O
Items on this page are sorted alphabetically by common name.