Cape Primrose 'Concord Blue' (Streptocarpus saxorum 'Concord Blue')

Cape Primrose 'Concord Blue'

Streptocarpus saxorum 'Concord Blue'

Dainty blue blooms trail gently like falling sky fragments. Evergreen herbaceous perennial; common name: Cape Primrose 'Concord Blue'.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch the delicate fuzzy leaves
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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent root rot
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Temperature Thrives in 15–22°C; protect from temperatures below 10°C to prevent leaf browning
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Characteristics

  • Leaf: Soft, lance-shaped leaves with fuzzy texture, medium green, arranged in basal rosettes
  • Flower: Small trumpet-shaped blooms in vivid blue with white throats, borne on slender trailing stems
  • Stem: Fine, hairy trailing stems that grow horizontally from the basal rosette
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Care Guide

Watering

Keep soil evenly moist but not waterlogged

Fertilization

Diluted balanced liquid feed every 2 weeks. Cease fertilization in autumn and winter when growth slows

Banana peel tea:Soak chopped banana peels in water for 3 days, dilute 1:10 before applying as a root drench; avoid raw peels to prevent pest infestations
Pruning
  • Deadhead spent blooms regularly to promote continuous flowering throughout the growing season
  • Trim leggy trailing stems in early spring to maintain a compact, full habit
  • Remove yellowing or damaged leaves 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; no reported toxic reactions

Humans: Non-toxic to humans; no known adverse effects from ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental hanging basket plant; indoor tabletop decoration or shaded outdoor patio accent