Oncidium

Oncidium sphacelatum

Author Lindl.

Species 3 awards

Found in 15 countries

View all 377 species in Oncidium

Growing conditions

Intermediate Temperature class

0–1,452m Elevation

11°C Day/night drop

1,681mm Annual rainfall

Seasonal Rainfall pattern

Temperature

17°N Northern Hemisphere

Day high Night low Range across populations

Rainfall

1,681mm/year

Jan 26° 23–28 15° 12–17 53mm

Feb 27° 25–29 15° 13–17 44mm

Mar 30° 27–31 17° 15–19 40mm

Apr 31° 29–33 19° 16–21 51mm

May 32° 29–34 20° 18–22 113mm

Jun 31° 28–33 20° 18–22 256mm

Jul 30° 28–32 20° 17–22 235mm

Aug 31° 28–32 20° 17–22 230mm

Sep 30° 27–32 20° 17–22 301mm

Oct 29° 26–30 19° 16–21 199mm

Nov 27° 25–29 17° 15–19 94mm

Dec 26° 24–28 16° 13–18 66mm

Bloom Season

Based on 48 Oncidium awards. Showing genus-level data.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

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Awards

Photo: Australian Orchid Council

ACM / AOC 2013 'Ma Brown'

80.10 points Exhibited by Brown W. NSW 1 November 2013

Measurements

Flower size 28.5 × 26 mm Petals 12 × 6 mm Dorsal sepal 10 × 7 mm Lateral sepals 14 × 4.5 mm Lip 15 × 16 mm

20 inflorescences 4,800 flowers

20 inflorescences of 1400mm with 4800 flowers (240 relevant); petals and sepals Grey/orange 177B centrally with tips of Yellow 6B; labellum Yellow 6b with Grey/orange mask

View on AOC website ↗

Photo: Australian Orchid Council

ACC / AOC 1996 'Cooper'

77.20 points Exhibited by Beasley J. SA 30 November 1996

Measurements

Flower size 29 × 24 mm Petals 13 × 6 mm Dorsal sepal 8 × 6 mm Lateral sepals 16 × 6 mm Lip 19 × 16 mm

5 inflorescences 912 flowers 156 buds

Segments yellow 7A, barred greyed orange 165A. Labellum yellow 4A with greyed orange 7A. Judged in situ. 5 inflorescences; 912 flowers/ 156 buds. Stems 1800mm long.

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 1996 'Cooper'

75.70 points Exhibited by Beasley J. SA 30 November 1996

Measurements

Flower size 29 × 24 mm Petals 13 × 6 mm Dorsal sepal 8 × 6 mm Lateral sepals 16 × 6 mm Lip 19 × 16 mm

5 inflorescences 912 flowers 156 buds

Segments yellow 7A, barred greyed orange 165A. Labellum yellow 4A with greyed orange 7A. Judged in situ. 5 inflorescences; 912 flowers/ 156 buds. Stems 1800mm long. Points for ACC=77.2.

View on AOC website ↗

Award Comparison

Measurement	ACM/AOC 2013 'Ma Brown'	ACC/AOC 1996 'Cooper'	HCC/AOC 1996 'Cooper'
Flower size	28.5 × 26 mm	29 × 24 mm	29 × 24 mm
Petals	12 × 6 mm	13 × 6 mm	13 × 6 mm
Dorsal sepal	10 × 7 mm	8 × 6 mm	8 × 6 mm
Lateral sepals	14 × 4.5 mm	16 × 6 mm	16 × 6 mm
Lip	15 × 16 mm	19 × 16 mm	19 × 16 mm
Flower count	4,800	912	912
Inflorescences	20	5	5