Manchu Rose (Rosa xanthina)

Manchu Rose

Rosa xanthina

Bright yellow blooms bring sunny charm to spring gardens. Deciduous flowering shrub; common name: Manchu Rose.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; abundant direct sunlight promotes the most prolific flowering.
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Watering Water deeply when the top 5–7 cm of soil dries out; avoid overwatering to prevent root rot.
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Temperature Cold-hardy to -20°C; tolerates hot summer temperatures with consistent moisture.
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Characteristics

  • Leaf: Pinnately compound leaves with 7–13 oval serrated leaflets, glossy medium green.
  • Flower: Single bright yellow blooms, 4–5 cm in diameter, with 5 petals and a mild sweet fragrance.
  • Stem/Bark: Thorny stems with curved, sharp prickles; brownish-gray textured bark.
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Care Guide

Watering

Keep soil consistently moist during active growth and flowering

Fertilization

Apply balanced organic fertilizer once monthly. Use composted manure for gentle, slow-release nutrient supply.

Banana peel compost tea:Use fully composted banana peels; dilute 1:20 with water for root drench to avoid nutrient burn.
Pruning
  • Prune immediately after flowering to remove dead wood and shape the shrub’s spreading habit.
  • Thin crowded inner branches to improve airflow and light penetration.
  • Remove spent blooms to maintain tidiness; avoid heavy pruning in late autumn to protect winter hardiness.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic; ingestion of foliage or petals may cause mild gastrointestinal upset from fibrous material.

Humans: No toxic compounds; thorns may cause minor skin irritation on contact.

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Garden Uses & Culture

Culture: Symbolizes friendship and cheerful warmth in temperate garden traditions.

Usage: Ornamental garden shrub; cut flowers for small floral arrangements.