Oncidium cheirophorum
This miniature species makes glossy yellow flowers on short, erect to arching stems. Plants stay compact and suit bright windowsills. It prefers cool to intermediate temperatures and good air movement. In North America it is grown indoors except in frost free zones. Blooming can occur more than once per year under stable light.
At‑a‑glance
- Group/Class: Oncidium species (Oncidiinae)
- Height × spread: 8 to 12 in tall including spikes (20 to 30 cm); 6 to 10 in wide (15 to 25 cm)
- Bloom window: fall and winter; sometimes spring; varies by climate
- Color & flower form: bright yellow, glossy small flowers on compact sprays
- Fragrance: 2 noticeable
- USDA hardiness: grown as houseplant in most of North America; outdoors year round only in zones 10 to 12
- Breeder / Year / Origin: unknown, 1852, Mexico to Colombia
- Pet safety: safe
How it differs
- Much smaller than a typical Oncidium.
- Noticeable lemon like scent.
- Short spikes fit tight spaces.
Strengths
- Compact habit for limited space.
- Can flower more than once per year.
- Adapts to indoor light with careful watering.
Care in one minute
- Site: bright filtered light near an east or south window with sheer curtain.
- Medium: fine bark mix; excellent drainage; slightly acidic.
- Water: water when the top half inch is nearly dry; avoid constantly wet mix.
- Feed: quarter strength fertilizer every 3 to 4 weeks in growth; flush monthly.
Watch‑outs
- Small pots dry quickly.
- Bud drop if humidity swings.
- Avoid overpotting to keep roots aerated.
Best uses (tags)
containers, houseplant, fragrant
Provenance note
Accepted by Kew. Native from Mexico through Central America into Colombia. Parent of the well known ‘Twinkle’ hybrid.
References
- Kew – POWO, Oncidium cheirophorum
- NC State Extension – Oncidium genus page with O. cheirophorum note
- American Orchid Society – Oncidium culture sheet
- Smithsonian Gardens – Oncidium care
Written by: Your Flowers Guide editorial team
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