Oblongatus
Bonsai terms
Oval
Glossary of terms
A reference section with categories and short explanations.
Officinalis
Bonsai terms
Medicinal
Oki-goe: (oki-goe)
Bonsai terms
Granular or powdered fertilizer.
Oyaki: (oyaki)
Bonsai terms
The mother tree in air layering.