Dumb Cane (Dieffenbachia)

Dieffenbachia seguine

Family

Araceae

Origin

Tropical Americas

Difficulty

Easy

Sunlight

Low to bright indirect

Water

Weekly

Temperature

18-27°C

Soil

Well-draining potting mix

Flowering

Occasional white spathe

Height

60-180cm

Dumb Cane is a striking tropical plant with large, variegated leaves in patterns of green, white, and yellow. Its common name comes from the temporary speech loss it can cause if ingested, due to calcium oxalate crystals. Despite this, it remains one of the most popular office plants.

🌱Care Guide

Water when top inch of soil is dry. Tolerates low light well. Rotate plant regularly for even growth. Keep away from pets and children due to toxicity. Wipe leaves monthly.

🧬Evolution & History

Dieffenbachia evolved in the understory of Central and South American rainforests. The genus contains about 60 species, and extensive breeding has produced hundreds of cultivars. The calcium oxalate raphides in its cells evolved as a defense mechanism against herbivores.

💡Fun Facts

#1Its sap can cause temporary inability to speak if ingested
#2One of the most popular office plants worldwide
#3Contains sharp calcium oxalate crystals as defense
#4Can grow over 1.5 meters tall indoors

❓FAQ

Is Dumb Cane dangerous?▼

Yes, it contains calcium oxalate crystals that cause burning, swelling, and temporary speech loss if ingested. Keep away from children and pets. Wear gloves when pruning.

Why are lower leaves turning yellow?▼

Natural aging causes lower leaves to yellow and drop. This is normal. If many leaves yellow at once, check for overwatering or cold drafts.

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