Gum Rockrose (Cistus ladanifer)

Gum Rockrose

Cistus ladanifer

Sticky resin clings to sun-warmed leaves, a fragrant reminder of Mediterranean summers. Evergreen flowering shrub; common name: Gum Rockrose.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Requires full sun for abundant flowering; tolerates reflected heat and coastal conditions
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Watering Water deeply but infrequently; drought-tolerant once established, avoid waterlogged soil
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Temperature Hardy to mild frosts (-5°C); thrives in warm, dry Mediterranean climates
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Characteristics

  • Leaf: Narrow oblong evergreen leaves coated in aromatic, sticky resin; gray-green, fuzzy texture
  • Flower: Large white blooms with a dark maroon basal spot; crinkled petals, short-lived (1-day) flowers
  • Stem: Woody branching stems with resinous, light brown bark
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Care Guide

Watering

Water occasionally during prolonged dry spells to support flowering

Fertilization

Light application of balanced organic feed in early spring. Over-fertilization can reduce bloom production and promote leggy growth

Eggshell powder topdressing:Crush dried eggshells into fine powder; sprinkle lightly around base of shrub in early spring
Pruning
  • Prune lightly immediately after flowering to maintain compact shape and encourage new growth
  • Remove dead, damaged, or crossing stems in early spring to improve airflow
  • Avoid heavy pruning into old wood, as it may not regrow vigorously
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No known toxic effects for humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental garden shrub; resin used in traditional perfumery and herbal remedies