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Genus Starting With O

Plant NameHeightSpread
Ophiopogon japonicus 'Ebony Knight'5 to 6 Inches5 to 6 Inches
Ophiopogon japonicus 'Nana'3 to 4 Inches6 to 12 Inches
Ophiopogon planiscapus 'Nigrescens'5 to 6 Inches5 to 6 Inches
Osmanthus fragrans 15 to 18 Feet10 to 12 Feet
Osmanthus fragrans var. 'Aurantiacus'10 to 12 Feet6 to 8 Feet
Osmanthus heterophyllus 'Goshiki'6 to 8 Feet6 to 8 Feet
Osmanthus heterophyllus 'Gulftide'10 to 15 Feet8 to 10 Feet
Osmanthus x fortunei15 to 18 Feet15 to 18 Feet
Osmanthus x fortuneii 'Fruitlandii'15 to 20 Feet15 to 20 Feet
Oxydendrum arboreum 25 to 40 Feet10 to 25 Feet