General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Partial or Dappled Shade
Water Preferences: Dry Mesic
Dry
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Minimum cold hardiness: Zone 9a -6.7 °C (20 °F) to -3.9 °C (25 °F)
Maximum recommended zone: Zone 11
Plant Height: 6-8 feet
Plant Spread: 4-6 feet
Leaves: Evergreen
Fruit: Showy
Other: Male cones are pale brown, cylindrical in shape and 12-16 inches long. Female cones are up to 14 inches long, pale gray in color, resemble a pineapple in shape and contains up to 200 creamy-white seeds.
Suitable Locations: Xeriscapic
Uses: Provides winter interest
Edible Parts: Seeds or Nuts
Eating Methods: Cooked
Resistances: Drought tolerant
Salt tolerant
Propagation: Other methods: Offsets
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: Tolerates poor soil
Dioecious
Awards and Recognitions: RHS AGM
Conservation status: Near Threatened (NT)

Conservation status:
Conservation status: Near Threatened
Image
Common names
  • Chestnut Dioon
  • Cycad
  • Edible-Seed Cycas

Photo Gallery
Location: Lakeland Florida
Date: 2014-06-29
female cone starting to show mature seeds
Location: Lakeland Florida
Date: 2014-03-10
large male Dioon edule estimated to be somewhere around 300 to 40
Location: Botanical garden of Madeira
Date: 2023-04-11
Location: Marie Selby Botanical Gardens
Date: April 6 2022
Location: St Louis - MoBOT
Location: Lakeland Florida
Date: 2014-06-29
large female Dioon edule with cones
Location: Botanical garden of Madeira
Date: 2023-04-11
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2008-08-30
Male Plant & Cone
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2012-03-22
Female Cone
Location: Sarasota, FL
Date: 2015-04-30
At Selby Gardens
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2012-03-22
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2008-08-30
Male Cone
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2012-03-22
Female Plant & Cone
Location: Fairchild gardens, Miami FL
Date: 2016-02
Location: Central Texas
Date: 2014
Location: Central Texas
Date: 2016-01-07
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2012-03-22
Male Plant & Cone
Location: Matthaei Botanical Gardens, Ann Arbor, MI
Date: 2012-03-22
Location: Hortus Botanicus Amsterdam
Date: 2018-04-30
Preserved female cone
Location: Miami, FL
Date: 2015-01
Fairchild gardens - Dioon edule grove
Location: Miami, FL
Date: 2015-01
Fairchild gardens
Location: Miami, FL
Date: 2015-01
Fairchild gardens
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