Hoya Caudata or Hoya Caudata ‘Sumatra’ is a vining epiphyte belonging to the Apocynaceae dogbane family whose leaves darken as the plants mature to a rich purple. It is native to southern Thailand, Peninsular Malaysia, Singapore, Sumatra, and Borneo, where it usually grows on rocks and stream beds. The word Caudata in the plant name refers to ‘having a tail or caudate’; it also describes the long pointed foliage and the anther appendage.
Watering: Water thoroughly when 75% dry during spring/summer, reduce watering to 1x/month during winter months.
Light Requirements: Filtered, indirect light. Direct sun for extended periods will scorch this hoya's leaves.
Humidity Needs: Moderately high, preferring 60%-80%.
Soil Preference: Well draining soil rich in organic materials. A soil mixture consisting of 1/3 perlite, 1/3 orchid mix, and 1/3 peat is recommended.
Fertilizing: Benefits from a nitrogen-rich fertilizer during spring/summer months and a phosphorous-rich fertilizer while blooming.
Repotting: Enjoys being rootbound. Repot every 3-5 years to ensure soil nutrients.
Pet Safe: Yes
Common Issues: This plant is most susceptible to rot due to overwatering or being allowed to sit in water.
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