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Leafy tropical

Dumb cane care

Big leaves splashed with cream. Its sap irritates the mouth, which gave it its name. (Dieffenbachia)

Light
Bright, indirect light
Water
Water when the top inch or two of soil is dry…
Cats
Toxic
Dogs
Toxic
Dumb cane
Photo: Krzysztof Ziarnek, Kenraiz · CC BY-SA 4.0 · Wikimedia Commons

Care card

Light

Bright, indirect light: near a window but out of strong midday sun.

Water

Water when the top inch or two of soil is dry, then let the extra drain away. Never leave the pot standing in water.

Humidity

Likes some humidity. Keep it away from heater vents.

Soil and pot

A light, well-drained potting mix in a pot with a drainage hole.

Feeding

Feed every month or so in spring and summer with a houseplant fertilizer at half strength. None in winter.

Through the year

Spring

New growth starts. Begin feeding again, and repot if roots come out of the bottom.

Summer

Water more often as it grows. Keep it out of hot afternoon sun through glass.

Autumn

Growth slows. Stop feeding and let the soil dry a little more between drinks.

Winter

Water less. Keep it away from cold windows, drafts and radiators.

Leaf trouble?

Background

Dieffenbachia, commonly known as dumb cane or leopard lily, is a genus of tropical flowering plants in the family Araceae. It is native to the New World Tropics from Mexico and the West Indies south to Argentina. Some species are widely cultivated as ornamental plants, especially as houseplants, and have become naturalized on a few tropical islands.

From Wikipedia’s article Dieffenbachia, by its contributors, under CC BY-SA 4.0.

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