Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Coreopsis

Species:

Coreopsis grandiflora var. harveyana

Growth Characteristics

Growth Habit:

Forb/herb

Height:

60 cm

Drought Tolerance:

High

Bloom Months:

may,jun,jul,aug,sep

Bloom Colors:

yellow

Keystone Species Ranking

Pollen Specialist Bee Keystone:

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

Garden & Ecology Notes

Wildlife Value:

bees, butterflies, birds

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Tolerates periodic fire in prairie habitats; resprouts readily from crown and benefits from removal of competing vegetation.

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–21 days

Notes:

Seeds require light for germination; surface sow and maintain at 70-75°F.

Source: Claude claude-sonnet-4-5-20250929 Batch