Dieffenbachia amoena
Dumb Cane
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Dumb Cane (Dieffenbachia amoena) - Description
D. amoena bears dark green leaves with narrow white stripes on either side of the midrib.
Dumb Cane (Dieffenbachia amoena) - Blooming
Flowers resemble odd, narrow Calla Lilies, borne sporadically throughout the year.
Dumb Cane (Dieffenbachia amoena) - Growth
Striking variegated evergreen foliage. In the tropical south they will grow year round outside, but in other zones they're indoor foliage plants. Grows to 3-6 feet, depending on species. Leaves usually around 1 foot long. Dieffenbachia does best in partial shade, or bright filtered light, and high humidity. Grows best as a border plant.In areas where Dieffenbachia is not growing hardy, raise plants indoors as houseplants or in a warm greenhouse. A warm greenhouse has a minimum temperature of 55°F (13°C). During the day, temperatures should be set to 55-64°F (13-18°C) or above, and at night, the temperature should be at 55°F (13°C).
Dumb Cane (Dieffenbachia amoena) - Planting
Propagate by rooting tip cuttings in spring or summer. Can also conduct air layering.
Dumb Cane (Dieffenbachia amoena) - Pest
Mealybugs, scale insects, aphids, and spider mites. Other problems include stem and root rot, soft rot, bacterial blight, and fungal spot.
Dumb Cane (Dieffenbachia amoena) - Interesting facts
Dieffenbachia should not be ingested, as major discomfort could ensue. Upon contact, sap from Dieffenbachia may irritate the skin. People with more averse reactions to the plant's toxicity can have their tongues swell up and fill their mouths if they attempt to eat the plant, which is why the plants in this genus are also called Mother-In-Law's Tongue.
Dumb Cane (Dieffenbachia amoena) - Soil and irrigation
Moderate water when soil feels dry. It cannot withstand constant over watering, but will recover from underfeeding/under watering. Does best in well draining soils. Indoors, use a soil-based potting mix.
