Common name(s): great blue lobelia
Hardiness ratings: USDA zone 3~6 - 8~9
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- GRIN. Taxonomical details, with common names, distribution, and synonyms.
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Links for Lobelia siphilitica
- All Things Plants - Community-assembled plant profile (4 varieties in database) (21 photos)
- Connecticut Botanical Society - Wildflower profile. (2 photos)
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 3-9) (22 photos)
- Denver Botanic Gardens - Description, native range, and cultural requirements. (additional pages for other varieties) (zone 4) (8 photos)
- Digging Dog Nursery: Lobelia siphilitica 'White Candles' - Catalog page with descriptive information (zone 5)
- Heritage Perennials - Profile with description and horticultural details. (zone 4-9) (1 photo)
- Illinois Wildflowers - Informative illustrated page with description and cultivation details, also covering range and faunal associations. (2 photos)
- Iris' Garden - Gardener in the Netherlands presents a photo of this plant, with basic horticultural information. (1 photo)
- Kansas Wildflowers & Grasses - Plant portrait with botanical details and description (7 photos)
- Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (37 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 4-9) (1 photo). Also a page for 'Lilac Candles'.
- Missouri Plants - Description and photographs of botanical features, with notes about habitat and native status. (6 photos)
- North Carolina State University factsheet - Plant profile with horticultural details and comments (3 photos)
- Ontario Rock Garden Society - Germination information (additional information for other varieties)
- Plant Delights Nursery: Lobelia siphilitica 'Lilac Candles' - Catalog page with photo, horticultural basics, and descriptive blurb. (additional pages for other varieties) (1 photo)
- Rainy Side Gardeners - Plant profile compiled by two gardeners in the Pacific Northwest. Includes propagation and pruning methods, and commentary. (zone 4-8) (1 photo)
- Rare Find Nursery - Catalog detail page with description and horticultural information. (zone 4-9) (3 photos)
- Rob's Plants - Plant profile with basic horticultural information and often personal observations. Also seed germination records. (zone 3-9) (3 photos)
- Sunlight Gardens - Wildflower nursery catalog page with description and cultivation details. (zone 6-9) (1 photo)
- Missouri Plants - Description and photographs of botanical features, with notes about habitat and native status. (1 photo)