Hardy Ground Orchid (Bletilla striata)

Hardy Ground Orchid

Bletilla striata

Delicate pink blooms rise like folded silk above broad foliage. Herbaceous perennial orchid.

Partial sun
1–2/week
Moderate
🌱

Plant Needs

☀️
Sunlight Bright indirect light or partial shade; avoid intense midday summer sun to prevent leaf scorch
💧
Watering Keep soil evenly moist but not waterlogged; allow the top 2 cm of soil to dry slightly between waterings
🌡️
Temperature Hardy to -5°C with winter mulch; optimal growing temperature range is 15–25°C
🔍

Characteristics

  • Leaf: Linear-lanceolate, pleated bright green basal leaves, 20–40 cm long, arranged in dense clumps
  • Flower: Pink to pale purple 2–3 cm wide blooms clustered on upright spikes; lip marked with purple stripes
  • Stem: Smooth upright green stems bearing 3–5 leaves and terminal flower clusters
🛠️

Care Guide

Watering

Maintain consistent soil moisture; avoid drying out completely

Fertilization

Diluted orchid fertilizer every 2 weeks. Cease fertilization during winter dormancy to avoid rhizome damage

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water 24 hours, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations
Pruning
  • Remove spent flower spikes after blooming to redirect energy to rhizome growth
  • Trim yellowing foliage in late winter before new spring growth emerges
  • Divide overcrowded rhizome clumps every 3–4 years in early spring to maintain plant health
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic to cats

Humans: No known toxicity to humans

📖

Garden Uses & Culture

Culture: Symbolizes elegance and resilience in traditional East Asian horticulture

Usage: Ornamental garden plant, cut flower for floral arrangements