Dioon spinulosum (Giant Dioon) - Image 6
Botanical name: Dioon spinulosum
Common names: Giant Dioon, Gum Palm
Family: Zamiaceae
Origin: Mexico
USDA Plant Hardiness Zone Map
USDA Zone: 9-11
Plant form: Large bush or small tree
Mature height: 10-20 ft
Sun exposure: Full sun or bright light indoor; semi-shade
Cold tolerance: Frost sensitive. Protect from freezing.
Watering: Moderate
Suitable for: Outdoors in the suitable USDA zone; small gardens, containers, and indoor growing
Thorns: Thorny or spiny
Dioon spinulosum (Giant Dioon) with a large brown cone extending from the center of leaves.
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