Hollyhock Mallow (Malva alcea)

Hollyhock Mallow

Malva alcea

Ruffled pink blooms wave like cottage garden clouds. Herbaceous perennial; common name: Hollyhock Mallow.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates light afternoon shade in hot, arid regions to prevent leaf scorch
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Watering Water deeply when the top 5 cm of soil dries out; avoid overwatering to prevent root rot in poorly drained soil
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Temperature Hardy to -15°C; thrives in cool to temperate conditions; protect from prolonged temperatures above 32°C
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Characteristics

  • Leaf: Round to heart-shaped, shallowly lobed, softly hairy, grey-green to medium green
  • Flower: Ruffled pink to pale lavender, cup-shaped with 5 petals, clustered at upper stem nodes
  • Stem: Erect, densely hairy, branching near the apex to support flower clusters
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Care Guide

Watering

Keep soil consistently moist but not waterlogged during active growth

Fertilization

Apply balanced diluted feed once monthly. Avoid over-fertilizing to prevent excessive foliage growth at the expense of blooms

Banana peel tea:Soak 2–3 chopped banana peels in 4 liters of water for 24 hours, dilute 1:10 with water for root drench; discard solid peels to avoid pest issues
Pruning
  • Deadhead spent flower clusters regularly to encourage continuous blooming through summer
  • Cut back stems to ground level in late autumn to prepare for winter dormancy
  • Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: Non-toxic; young leaves are edible in small quantities

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Garden Uses & Culture

Culture: Symbolizes gentleness and domestic warmth in traditional cottage garden aesthetics

Usage: Ornamental garden plant; young leaves can be added to salads or cooked as a leafy green