Canna lutea

Canna indica

Native to:
Argentina, Bahamas, Belize, Bolivia, Brazil, Colombia, Costa Rica, Cuba, Dominican Republic, El Salvador, French Guiana, Guatemala, Guyana, Haiti, Honduras, Jamaica, Leeward Is., Mexico, Nicaragua, Panamá, Paraguay, Peru, Puerto Rico, Suriname, Trinidad-Tobago, Uruguay, Windward Is.

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cannaceae
Genus:
Canna
Species:
Canna indica
USDA Symbol:
CALU27

Growth Characteristics

Height:
250 cm
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug,sep,oct
Bloom Colors:
red, yellow, orange

Host Plant for Caterpillars

lesser canna leafroller (Geshna cannalis)

Reported Fauna Sightings

Bees: American bumble (Bombus pensylvanicus) Hummingbirds: Ruby-throated Hummingbird (Archilochus colubris)

Garden & Ecology Notes

Wildlife Value:
hummingbirds, butterflies
Deer Resistant:
Yes

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–60 days
Notes:
Seeds have very hard seed coats requiring scarification (nicking or soaking in hot water) before planting. Warm temperatures (70-75°F) promote germination.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20°C. Seed germinates within 3 months Requires scarification. Nick or rub between sheets of sandpaper. Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard water and any seeds that remain floating. * roots very brittle

Source: Ontario Rock Garden & Hardy Plant Society