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Allium hollandicum

Family: amaryllidaceae
Common name(s): Ornamental onion
Hardiness ratings: USDA zone 4 - 9

General resources

• Wikipedia. Online encyclopedia entry (if defined).
• Google images. Web search for photographs.
• The Plant List. Taxonomical lookup
• Catalogue of Life. Taxonomical lookup

Links for Allium hollandicum

• BBC Gardening: Allium hollandicum 'Purple Sensation' - Plant profile with horticultural details and garden uses. (1 photo)
• Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 4-9) (19 photos)
• Digging Dog Nursery: Allium hollandicum 'Purple Sensation' - Catalog page with descriptive information (zone 4)
• Garden.org - Community-assembled plant profile (2 varieties in database) (1 photo)
• North Carolina State University factsheet - Plant profile with horticultural details and comments (zone 4-9a) (6 photos)
• Ontario Rock Garden Society - Germination information (additional information for other varieties)
• Pacific Bulb Society - One of the plants described on this page about the genus. (additional pages for other varieties) (8 photos)