Lobelia siphilitica (Native)

Non-native plants this species can replace:
Common Name
Great blue lobelia
Plant Form
Herbs
Duration
Perennial
Max Height (ft)
4.0
Region
Piedmont
Mountain
Hardiness Zone
5, 6, 7, 8, 9
Commercially available
Yes

Photographer: nancyyinger
Licensed under: CC BY-NC 4.0
Original photo: Original photo

Additional Info

Habitat: moist soils of woodlands, meadows, or swamps

Wildlife Value: Its flowers are attractive to hummingbirds and butterflies.

Notes: Tolerates wet, heavy shade

Poisonous to Humans:

Poison Severity: Low

Poison Symptoms: Nausea, vomiting, diarrhea, salivation, exhaustion and weakness, dilation of pupils, convulsions, and coma

Flower Color
Blue
Purple/lavender
Flower Prominence
Conspicuous
Bloom Time
Late Summer
Fall
Bloom Month
August
September
October
Light Requirements
Full sun
Partial sun
Shade
Moisture Requirements
Wet
Moist
Soil Texture
Clay
Loamy
Sandy
Low Maintenance
Yes
Climate-smart plant
Yes
Good Choice for Public Spaces
Yes
Deer Resitant
Yes
Pollinators
Bees
Butterfiles
Hummingbirds
Number of Lepidotera Species Genus Supports
4
Tolerates
Carniola Farms Nursery

Nursery operates Arlington Native Plants & Edibles located at 925 N. Madison St. Arlington Virginia 22205. Plants can be purchased at any time by making an email appointment at carniolafarms@gmail.com. Also, during the during the planting season, they are open some Saturdays from 11AM to 3PM. Check their website for datesThis plant list is from the beginning of the 2025 season and may be out-of-date

Nurseries that may carry live plant