Purple Coneflower (Echinacea purpurea)

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Sunlight Full sun to partial shade; thrives in 6+ hours of direct sunlight daily, tolerates light afternoon shade in hot climates

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Watering Water deeply once weekly; allow the top 5–7 cm of soil to dry between waterings to prevent root rot

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Temperature Hardy to -30°C for winter dormancy; tolerates summer heat up to 35°C, requires cold stratification for seed germination

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Leaf: Rough, lance-shaped green leaves with serrated margins, arranged alternately on stems
Flower: Daisy-like composite blooms with drooping purple ray florets and a spiky orange-brown central cone
Stem: Sturdy, hairy green stems that support flower heads without staking

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Watering

Keep soil evenly moist during active growth; avoid overwatering to prevent root rot

Fertilization

Feed once monthly with balanced, diluted liquid fertilizer. Avoid over-fertilization, which can reduce flower production and weaken stems

Banana peel compost tea：Soak chopped banana peels in water for 3 days, dilute 1:10 for root drench; avoid raw peels to prevent pest infestations

Pruning

Deadhead spent blooms regularly to encourage continuous flowering through summer
Cut back stems to 10–15 cm above soil level in late autumn after foliage dies back
Thin overcrowded clumps every 2–3 years in spring to improve airflow and plant vigor

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no adverse health effects reported

Humans: No known toxicity to humans; often used in herbal immune-support supplements

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Culture: Symbolizes strength and healing in herbalism; a core plant in pollinator-friendly garden designs

Usage: Ornamental garden plant; herbal supplement for immune system support