Lobelia, Cardinal Flower
Lobeliacardinalis 'Golden Torch'

Family: Campanulaceae (kam-pan-yew-LAY-see-ee)
Genus: Lobelia (low-BEE-lee-a)
Species: cardinalis (kar-dih-NAL-iss)
Cultivar: Golden Torch

Category
Perennials
Ponds and Aquatics

Water Requirements
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade

Foliage
Herbaceous
Smooth
Textured

Foliage Color
Chartreuse/Yellow

Height
24-36 in. (60-90 cm)

Spacing
15-18 in. (38-45 cm)

Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Where to Grow

Danger
Handling plant may cause skin irritation or allergic reaction

Bloom Color
Scarlet (dark red)

Bloom Characteristics

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information
Patented

Propagation Methods
By dividing the rootball

Seed Collecting
Allow pods to dry on plant; break open to collect seeds
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed