Hoya finlaysonii (Sarawak) - Information and Plant Care
 

 
Hoya finlaysonii (Sarawak) is a captivating form of Hoya finlaysonii Wight, originating from the lush rainforests of Sarawak, Borneo. Renowned for its distinctive light green leaves with dark green veins, this plant is an exceptional example of nature's artistry. The contrasting venation pattern adds an intricate visual appeal, making it a standout specimen in any collection. The leaves are notably thick and sturdy, a testament to its adaptability and resilience. Whether displayed on a shelf or hanging from a basket, Hoya finlaysonii (Sarawak) will effortlessly catch the eye with its unique foliage and robust character.
 
Characteristics of Hoya finlaysonii (Sarawak): 
 
This variety is celebrated for its striking leaf patterns, which feature a light green background interwoven with dark green, almost black venation, creating a fascinating mosaic effect. Each leaf is tough, fleshy, and almost leathery, enabling it to withstand a range of conditions. The plant’s vining habit allows it to elegantly trail or climb with support, making it versatile for both small and large spaces. As it matures, its leaves can reach lengths of up to 15 cm, providing a lush, verdant display.
 
Caring for Hoya finlaysonii (Sarawak): 
 
Keeping Hoya finlaysonii (Sarawak) healthy and thriving requires some basic care. Follow these practical tips to ensure your plant flourishes: 
 
 
 
Light:  Prefers bright, indirect light. Avoid direct sunlight, which can scorch the leaves.
 
 
Watering:  Allow the soil to dry out between waterings. Water thoroughly, but avoid waterlogging to prevent root rot.
 
 
Humidity:  While adaptable, it benefits from moderate to high humidity. A humidifier may be used in drier climates.
 
 
Soil:  Use a well-draining, airy mix suitable for epiphytes, such as a blend of orchid bark, Perlite, and a small amount of peat.
 
 
Fertilization:  Apply a balanced, diluted liquid fertilizer every 4-6 weeks during the growing season. Avoid over-fertilizing to prevent nutrient build-up.
 
 
Potting:  Repot every 2-3 years or when the plant outgrows its pot, using fresh potting mix.
 
 
Common Issues and Solutions
 
While Hoya finlaysonii (Sarawak) is generally hardy, it may occasionally encounter a few problems. Here are some common issues and their solutions: 
 
 
 
Yellowing Leaves:  Often a sign of overwatering. Allow the soil to dry out more between waterings.
 
 
Root Rot:  Can occur if the plant is overwatered or in poorly draining soil. Ensure proper drainage and reduce watering frequency.
 
 
Pests:  Look out for mealybugs, spider mites, and scale insects. Treat infestations with insecticidal soap or neem oil.
 
 
Leaf Drooping:  May indicate under-watering or sudden temperature changes. Adjust your watering schedule and avoid cold drafts.
 
 
Browning Leaf Edges:  Typically due to low humidity or exposure to direct sunlight. Increase humidity and move the plant to a shadier spot.
 
 
Extra Tips for Optimal Growth
 
To truly thrive, Hoya finlaysonii (Sarawak) appreciates a little extra attention. Consider these tips for optimal growth: 
 
 
 
Support for Climbing:  Provide a trellis or stake to support its natural vining habit.
 
 
Propagation:  Easily propagate through stem cuttings placed in water or a moist, well-draining mix. Rooting typically takes a few weeks.
 
 
Ideal Placement:  Choose a location with ample indirect sunlight and stable temperatures. Avoid placing near heating or cooling vents.
 
 
Mimicking Natural Habitat:  This plant originates from the humid, shaded understories of Borneo’s rainforests. Replicate these conditions with consistent moisture and humidity.
 
 
Etymology: 
 
The genus Hoya was named in honor of Thomas Hoy, an 18th-century English gardener and botanist. The specific epithet “finlaysonii” is named after George Finlayson, a Scottish naturalist and explorer, emphasizing the historical significance of botanical exploration in Southeast Asia.