Oncidium Ruth’s Rainbow ‘Over the Rainbow’ is a vibrant and colorful Oncidium alliance orchid known for its bright, multicolored flower displays and reliable blooming performance. This hybrid produces branching flower spikes covered with numerous small to medium-sized blooms that create a cheerful, rainbow-like effect when in full flower. Its lively coloration and abundant floral production make it a standout in any orchid collection.

The blooms typically feature a mix of warm yellows, pinks, reds, and patterned accents, with each spike offering a slightly varied blend of colors. Mature plants can produce multiple flower spikes simultaneously, resulting in a full and long-lasting floral display.

• Color: Multi-toned mix of yellow, pink, red, and warm patterned accents (may vary by clone)
• Size: Small to medium flowers
• Fragrance: Light fragrance possible (varies by growing conditions and clone)
• Bloom style: Branching sprays with multiple blooms per spike

• Epiphytic
• Produces pseudobulbs
• Moderate growth habit
• Sympodial growth pattern

• Bright, indirect light with good airflow

• Keep evenly moist during active growth; allow slight drying between waterings

• Intermediate to warm conditions (approx. 55–85°F)

• Typically blooms once per year, with mature plants capable of producing larger multi-spike displays