Dieffenbachia ‘Tropic Marianne’ (also called “Maryanne”) is prized for its upright, cane‑forming habit and boldly variegated leaves. Each glossy, lanceolate leaf bears a bright chartreuse central stripe fading into rich green margins, creating a dramatic architectural accent in any indoor setting.
Plant Profile
Botanical Name: Dieffenbachia
Cultivar: ‘Tropic Marianne’
Common Name: Tropic Marianne, Maryanne
Family: Araceae (Arum family)
Native Range: Central America
How to Care for Dieffenbachia
Care Level: Easy
Light: Bright, indirect light to preserve leaf coloration; tolerates moderate light but avoid direct sun.
Water: Keep top 2–3 cm of soil consistently moist; will endure occasional neglect but prolonged dryness causes leaf shrivel.
Humidity: Moderate (40–60 % RH preferred).
Temperature: 65–75 °F (18–24 °C).
Feeding: Monthly applications of a balanced, water‑soluble fertilizer during spring and summer.
Pruning: Remove yellowing or damaged leaves at the base to maintain a tidy clump.
Propagation & Habit
Forms a compact clump of upright canes up to 60–90 cm tall. Easily propagated via stem cuttings: allow cut ends to callus, then root in a moist, well‑draining mix.
Common Pests & Toxicity
Pests: Watch for spider mites, aphids, mealybugs, and scale.
Toxicity: Contains calcium oxalate crystals—keep out of reach of children and pets.
