 | Onion (Spring) Eiffel |
 | Onion (Spring) Guardsman |
 | Onion (Spring) Ishikura |
 | Onion (Spring) Ramrod |
 | Onion (Spring) White Lisbon |
| Onion (Spring) White Lisbon (Twin Pack) |
 | Onion (Spring) White Lisbon Winter Hardy |
 | Onion Bedfordshire Champion |
 | Oak Half Barrels |
 | Oenanthe Javanica 'Flamingo' |
 | Oenanthe Pimpinelloides |
 | Oenothera Fruticosa 'Fireworks' |
 | Olearia Macrodonta |
 | Olearia X Haastii |
 | Omphalodes Cappadocica 'Starry Eyes' |
 | Omphalodes Verna |
 | Onion Senshyu Yellow (Loose) Per 100g |
 | Onoclea Sensibilis |
 | Onopordon Acanthium |
 | Ophiopogon Planiscapus 'Nigrescens' |
 | Ornamental Cabbage Pink |
 | Ornamental Cabbage White |
 | Ornamental Cabbage Frilly Pink |
 | Ornamental Cabbage Frilly White |
 | Ornithogalum Caudatum |
 | Ornithogalum Unknown Species From South Africa |
 | Orostachys Furusei |
 | Orostachys Spinosus |
 | Oscularia Deltoides |
 | Osmanthus Burkwoodii |
 | Osmanthus Heterophyllus 'Goshiki' |
 | Osmanthus Heterophyllus 'Party Lights' |
 | Osmanthus Heterophyllus 'Variegata' |
 | Osmunda Regailis |
 | Osmunda Regailis 'Purpurescens' |
 | Osteospermum 'Lady Leitrim' |
 | Osteospermum 'Pink Gem' |
 | Osteospermum 'Snow Pixie' |
 | Osteospermum 'Tresco Purple' |
 | Osteospermum 'Weetwood' |
 | Osteospermum Compactum |
 | Ostyra Carpinifolia |
 | Oxalis Griffithii Double Form |
 | Oxalis Spiralis Ssp. Vulvanicola 'Plum Crazy' |
 | Oxalis Spiralis Ssp. Vulvanicola 'Sunset Velvet' |
 | Oxalis Tetraphylla 'Iron Cross' |
 | Oxalis Triangularis |
| Oxalis Triangularis. |
 | Oxalistriangularis (The Love Plant) Pre Pack |
 | Ozothamnus Rosmarinifolius 'Silver Jubilee' |
