| Hoya obscura | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Apocynaceae |
| Genus: | Hoya |
| Species: | H. obscura |
| Binomial name | |
| Hoya obscura Elmer ex C.M.Burton | |
Hoya obscura is a fast-growing hoya from the Philippines.[1] Characterized by medium-sized veined leaves that range from deep green when grown in shade, to a deep reddish color when grown in sunlight. This hoya is very easy to grow.
- Hoya obscura
Inflorescence, view from underneath. 
Hoya obscura
Rooted cutting 18 months old in 4" terra cotta pot.
Hoya obscura
Leaves redden considerably when exposed to direct sunlight.
Description
- Growing habit: Viny and compact, leaves fairly close together along new shoots. Very fast grower in optimal conditions. Extremely floriferous.
- Sap color: milky.
- Leaf size: 2 cm to 10 cm.[2]
- Epiphytic: Epiphytic to semi-epiphytic in the wild. Readily adapts to pot culture.
- Fragrance: Intense and pleasant, remarkably like a buttered cinnamon roll for the plant pictured. Wafts a considerable distance. Many people have likened the fragrance to Froot Loops cereal.
- Soil conditions: Must be moist but well-drained and airy. The specimen pictured is generally allowed to dry completely between waterings, and is rootbound in a 3-inch terra cotta pot.
- Outdoor zone: At least Zone 10, possibly cooler.
References
- ↑ "Hoya obscura Elmer ex C.M.Burton". Plants of the World Online. Retrieved 2023-11-23.
- ↑ Leaflets of Philippine Botany. Vol. 10. Manila, Oriental Printing Co. 1938. pp. 3586–3587. OCLC 1755664.
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