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Family: poaceae
Common name(s): Blue Switchgrass
Hardiness ratings: USDA zone 3b~5 - 9 
General resources
Links for Panicum virgatum
- Cal's Plant of the Week - Profile for plant, primarily relating to pot culture, with notes on culture and propagation. (zone 4-9)
 (1 photo)
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 4-9) (5 photos)
- Denver Botanic Gardens - Description, native range, and cultural requirements. (additional pages for other varieties) (zone 5) (8 photos)
- Digging Dog Nursery: Panicum virgatum 'Cape Breeze' - Catalog page with descriptive information (additional pages for other varieties) (zone 4). Also a page for 'Cloud Nine'.
- Floridata - Illustrated informative profile page with notes on culture, usage, and noteworthy features. (zone 4-9) (3 photos)
- Garden.org - Community-assembled plant profile (7 varieties in database) (3 photos)
- Heritage Perennials: Panicum virgatum Ruby Ribbons - Profile with description and horticultural details. (additional pages for other varieties) (zone 4-9) (1 photo)
- Illinois Wildflowers - Informative illustrated page with description and cultivation details, also covering range and faunal associations. (5 photos)
- Kansas Wildflowers & Grasses - Plant portrait with botanical details and description (9 photos)
- Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (31 photos)
- Missouri Botanical Garden - Plantfinder page for one of the plants growing at the garden, with usually one or more photos, horticultural information, and noteworthy characteristics. (zone 5-9) (3 photos). Also pages for 'Badlands', 'Cheyenne Sky', 'Cloud Nine', 'Dallas Blues', 'Dust Devil', 'Heavy Metal', 'Northwind', 'Prairie Sky', 'RR' RUBY RIBBONS, 'Rehbraun', 'Rotstrahlbusch', 'Shenandoah', and 'Squaw'.
- Native Plants of Central Texas - Photos with brief comments from University of Texas at Austin. (5 photos)
- North Carolina State University factsheet - Plant profile with horticultural details and comments (zone 3b-9a) (23 photos). Also pages for 'Cloud Nine', 'Heavy Metal', and 'Northwind'.
- Ontario Rock Garden Society - Germination information (additional information for other varieties)
- Plant Delights Nursery: Panicum virgatum 'Blue Fountain' - Catalog page with photo, horticultural basics, and descriptive blurb. (additional pages for other varieties) (1 photo). Also a page for 'Cloud Nine'.
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