Harebell (Campanula rotundifolia)

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☀️

Sunlight Full sun to partial shade; tolerates dry, exposed meadow conditions and light woodland edges

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Watering Water deeply when top 2 cm of soil is dry; drought-tolerant once established with a mature taproot

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Temperature Extremely cold-hardy, surviving temperatures as low as -30°C; withstands warm summer heat up to 28°C

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Leaf: Basal leaves are round to heart-shaped; stem leaves are narrow, linear, and sparse
Flower: Slender wiry stems bear drooping, bell-shaped blue to violet blooms with five pointed lobes
Stem: Thin, branching, slightly hairy stems that bend under the weight of blooms

🛠️

Watering

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

Fertilization

Diluted balanced feed once every 4 weeks. Use low-nitrogen, balanced diluted feed to support bloom production without weakening stems

Eggshell powder topdress：Crush dried eggshells into fine powder; sprinkle lightly on soil surface to add calcium without burning shallow roots

Pruning

Deadhead spent blooms regularly to encourage extended flowering through late summer
Cut back all foliage to ground level after the first frost to tidy the planting area
Thin overcrowded clumps in early spring to improve airflow and reduce competition for nutrients

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirms no toxicity to cats

Humans: No known toxicity to humans

📖

Culture: Symbolizes gratitude and humility in some European folk traditions

Usage: Ornamental wildflower for low-maintenance meadow gardens and rockeries