Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Rudbeckia

Species:

Rudbeckia alismifolia

Growth Characteristics

Growth Habit:

Forb/herb

Height:

120 cm

Drought Tolerance:

Low

Bloom Colors:

yellow

Keystone Species Ranking

Caterpillar Keystone:

★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Pollen Specialist Bee Keystone:

★★★★☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

bees, butterflies, birds

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Occurs in fire-maintained wet pine savannas; responds positively to fire by resprouting and increased flowering.

Source: DeepSeek deepseek-chat

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds benefit from cold moist stratification for 30-60 days to break dormancy; surface sow on moist medium and keep warm after stratification.

Source: DeepSeek deepseek-chat