Orange Coneflower

Rudbeckia fulgida

Orange Coneflower

Jerzy Opioła (Poland)

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Rudbeckia
Species:
Rudbeckia fulgida

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
2-3 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jul, oct
Bloom Colors:
brown, orange, yellow

Keystone Species Ranking

Caterpillar Keystone:
★★★★☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Bee Keystone:
★★☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Reported Fauna Sightings

Bees: Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens), Half-black bumble bee (Bombus vagans), Half-black bumble bee (Bombus vagans), Red-belted bumble bee (Bombus rufocinctus), Red-belted bumble bee (Bombus rufocinctus), Tri-colored bumble bee (Bombus ternarius), Tri-colored bumble bee (Bombus ternarius) Butterflies: (Pieris rapae), (Pieris rapae), Eastern Tiger Swallowtail (Pterourus glaucus), Eastern Tiger Swallowtail (Pterourus glaucus), Horace's Duskywing (Gesta Evans), Little Glassywing (Vernia verna), Little Glassywing (Vernia verna), ⚠️Monarch (Danaus plexippus), Red-banded Hairstreak (Calycopis cecrops), Red-banded Hairstreak (Calycopis cecrops), Sachem (Atalopedes Scudder), Zabulon Skipper (Poanes zabulon), Zabulon Skipper (Poanes zabulon)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Prefers fertile soils in its native range

Germination Information

Pre-treatment: Single-step cold-moist stratification for temperate woodland species. for 60–120 days

Notes: Seeds require light for germination; do not cover.

Source: OpenAI GPT-4o