Hoya carnosa 'Tricolor' – Colorful Foliage, Minimal Effort
Hoya carnosa 'Tricolor' — also widely known as ‘Krimson Princess’ — is a popular cultivar of the classic wax plant. It features glossy, oval leaves with creamy-white margins, green centers, and soft pink new growth. The contrast of colors makes it an instant eye-catcher in both hanging baskets and climbing displays. Perfect for adding a splash of subtle color to your indoor garden, this easy-care tropical plant is a long-term favorite among European houseplant collectors.
Botanical Background and Growth Habit

 
Taxonomy: Cultivar of Hoya carnosa (L.f.) R.Br., published 1810.
 
Origin: Species native to southern China, India, Nepal, and surrounding regions. This cultivar was selected in cultivation for its variegated foliage.
 
Growth Form: Epiphytic climber or trailer; grows up to 2 – 3 meters indoors with support.
 
Longevity: Perennial and slow-growing but extremely long-lived with proper care.

Why You'll Love Hoya 'Tricolor'

 
Tricolor Foliage: Creamy white edges, green centers, and pink-tinged new growth make every leaf visually striking.
 
Fragrant Flowers: Mature plants produce clusters of pink, star-shaped blooms with red centers and a sweet, honey-like scent — typically lasting 5 – 7 days.
 
Versatile Styling: Perfect for trailing over shelves or climbing a trellis; adapts to a variety of indoor containers.
 
Pet Safety: Non-toxic to humans, but ingestion may cause mild irritation in pets. Keep out of reach.

Complete Care Guide for Hoya carnosa 'Tricolor'

 
Light: Needs bright, indirect light to maintain vivid variegation. Too little light reduces pink/white coloration. Avoid direct sun to prevent scorching.
 
Water: Allow the top 3 – 5 cm of soil to dry out between waterings. Never let it sit in waterlogged soil. Use a breathable pot with drainage.
 
Humidity: Prefers 50 – 60% humidity but tolerates lower indoor levels. Use a tray or humidifier in dry spaces.
 
Temperature: Ideal range: 18 – 26°C. Protect from cold drafts and avoid sudden drops in temperature.
 
Substrate: Use a chunky, fast-draining mix (potting soil, orchid bark, perlite). Terracotta pots help prevent overwatering.
 
Feeding: Feed monthly during active growth with a balanced, diluted fertilizer. Reduce or skip in winter.
 
Repotting: Only when root-bound (every 2 – 3 years). Prefers slightly tight root conditions to encourage blooming.
 
Pruning: Trim vines to shape the plant and promote bushiness. Never cut flower stalks (peduncles) — they rebloom from the same point.

Can It Flower Indoors?
Yes — under bright light and consistent care, this cultivar can bloom indoors. Expect waxy, pink star-shaped flowers with a strong scent. Patience is key, as Hoyas can take several years to flower. Once they do, don't remove the flower stalks — each peduncle will rebloom seasonally.
Semi-Hydroponics and Propagation

 
Semi-Hydro Setup: Easily adapts to LECA or perlite. Keep water level just below the root line. Refresh water and nutrients every 10 – 14 days to prevent stagnation.
 
Propagation: Take 10 – 15 cm stem cuttings with at least one node. Root in water, soil, or semi-hydro medium during spring or summer.

Common Problems and Practical Fixes

 
Yellowing Leaves: Usually caused by overwatering. Let soil dry out and check drainage.
 
No Blooms: Needs more light or is not root-bound enough. Avoid repotting too often.
 
Pests: Mealybugs and spider mites can appear. Treat early with neem oil or insecticidal soap.
 
Browning Tips: Often caused by low humidity or salt buildup. Rinse soil and increase ambient moisture.
 
Leaf Curling: May result from underwatering or rapid temperature swings. Check conditions and adjust gradually.

Interesting Notes and Styling Advice
The waxy leaves often make this plant look artificial — but it's very much alive. Rotate regularly for balanced growth. Let vines hang naturally or guide them along a bamboo hoop or trellis for a vertical display. With consistent care, this cultivar becomes a year-round visual anchor in any space.
Etymology
The genus Hoya honors British botanist Thomas Hoy. The species name carnosa means “fleshy,” referring to the succulent-like leaves. 'Tricolor' describes the white, green, and pink tones that define this cultivar.
Frequently Asked Questions

 
Is Hoya 'Tricolor' the same as 'Krimson Princess'? Yes — ‘Tricolor’ is an older name for the same cultivar. Both are genetically identical.
 
Can I grow it in low light? It will survive, but variegation fades. Use a grow light to maintain color indoors.
 
How long does it take to bloom? Typically 2 – 3 years under consistent light and care.
 
Does it work in hydroponics? Yes. Use LECA and adjust nutrient levels regularly for best growth.

Order Hoya carnosa 'Tricolor' Today
Bring the colorful charm of Hoya carnosa 'Tricolor' into your space. Its easy-care nature, pink-tinted foliage, and occasional blooms make it a favorite among plant lovers. Buy now and enjoy a vibrant, low-maintenance addition to your collection.