Glaucous Dog Rose (Rosa dumalis)

Glaucous Dog Rose

Rosa dumalis

Its soft pink blooms carry wild rose charm, a tough and adaptable shrub. Deciduous flowering shrub; common name: glaucous dog rose.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; produces the most blooms in full sun, tolerates light shade in hot climates
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Watering Water deeply when the top 5 cm of soil is dry; avoid overwatering to prevent root rot and fungal issues
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Temperature Hardy to -15°C; tolerates moderate summer heat, avoid prolonged exposure to temperatures above 35°C
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Characteristics

  • Leaf: Pinnate compound leaves with 5–7 oval, serrated leaflets; glaucous blue-green undersides
  • Flower: Pale pink to white 5-petaled blooms with prominent yellow stamens, lightly fragrant
  • Stem: Arching, woody stems with curved, sharp prickles for anchorage and defense
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Care Guide

Watering

Keep soil evenly moist during active growth, avoid waterlogging

Fertilization

Apply balanced organic fertilizer once monthly. Use composted manure or fish emulsion for gentle, slow-release nutrients

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 with water before applying as a root drench to avoid nutrient burn
Pruning
  • Deadhead spent blooms promptly to encourage repeat flowering through early summer
  • Thin overcrowded branches in late winter to improve airflow and light penetration
  • Remove dead, diseased, or damaged stems annually in early spring to maintain plant health
  • Trim back overly long arching stems to control size and shape
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no adverse effects from ingestion of leaves, flowers, or hips

Humans: No known toxicity to humans; ripe rose hips are edible and nutrient-dense

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Garden Uses & Culture

Culture: Symbolizes love, resilience, and wild beauty in European folk traditions

Usage: Ornamental garden shrub; ripe rose hips are edible and used to make jams, teas, and syrups