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Scientific Name: Dioon merolae De Luca, Sabato & Vásq. Torres
Synonym: Dioon dohenyi, Dioon edule var. merolae
Family: Zamiaceae
Espadaña (Dioon  merolae) Recommended Temperature Zone:
sunset: 11-13,17,19-24
USDA: 9b-12

Frost Tolerance: Hardy to 23°F (-5°C)

Heat Tolerance: Light shade in the hot desert

Sun Exposure: Full sun to part shade

Origin: Mexico (Chiapas: Distrito de Tonalá), in the mountains, aound 3000 feet elevation (900 m), where it is rare

Growth Habits: Very slow growing up to 15 feet tall (4.5 m); pinnate, rather glossy, blue-green silvery leaves, 2.5 to 3.3 feet long (75-100 cm);200 to 240 leaflets up to 3.6 inches long (9 cm)

Watering Needs: Moderate to abundant water, need good drainage, drought tolerant

Propagation: Seeds or offsets

Blooming Habits:
Male cones, ovoid, pale brown, 12-16 inches long (30-40 cm), 3 to 4 inches in diameter (7.5-10 cm). The female cones (seed cones) are 16 to 18 inches long (40-45 cm), 8 to 10 inches in diameter (20-25 cm).

Fruiting Habits:

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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