Blue Lungwort Seeds or Pulmonaria Officinalis Seeds for Planting

Blue Lungwort (Pulmonaria Officinalis) Seeds – Beautiful Perennial for Shade Gardens

Add a touch of charm and resilience to your garden with Blue Lungwort (Pulmonaria officinalis). Known for its striking blue-purple flowers and silvery-speckled foliage, this low-maintenance perennial thrives in shady areas, making it perfect for woodland gardens, borders, and ground cover.

Key Features:

• Botanical Name: Pulmonaria officinalis
• Common Name: Blue Lungwort, Common Lungwort
• Bloom Colors: Blue to violet, with pink hues as flowers mature
• Mature Height: 12-18 inches
• Growth Habit: Low-growing, spreading perennial
• Light Requirements: Partial to full shade
• Soil Requirements: Moist, well-drained, humus-rich soil (pH 6.0-7.0)
• Uses: Shade gardens, ground cover, pollinator-friendly landscapes, medicinal herb gardens

Planting & Growing Guide

When to Plant:

• Best Time: Early spring or fall for best establishment
• Cold Stratification Required: Yes, for 4-6 weeks to improve germination

Seed Preparation (Cold Stratification):

1. Soak seeds in lukewarm water for 24 hours to soften the seed coat.
2. Place seeds in a moist paper towel inside a sealed plastic bag.
3. Store in the refrigerator at 34-40°F (1-4°C) for 4-6 weeks.
4. Check weekly to ensure the towel remains moist.
5. After stratification, sow seeds immediately in prepared soil.

Sowing Instructions:

• Indoor Sowing (Recommended):
  • Fill seed trays with well-draining seed-starting mix.
  • Plant seeds ¼ inch deep and lightly cover with soil.
  • Keep soil moist but not soggy.
  • Maintain a temperature of 65-75°F (18-24°C) for best germination.
  • Provide bright, indirect light for healthy seedling growth.
• Outdoor Sowing:
  • Direct sow in late fall or early spring in a shady, well-drained area.
  • Space seeds 12-18 inches apart to allow room for spreading.

Germination & Growth:

• Germination Time: 2-6 weeks under optimal conditions
• First Leaves: Small, oval-shaped leaves with a fuzzy texture
• Transplanting: Move seedlings outdoors once they have at least two sets of true leaves

Care & Maintenance:

• Watering: Keep soil evenly moist, especially during hot, dry periods
• Fertilization: Apply a balanced, organic fertilizer in early spring and midsummer
• Pruning: Remove spent flowers and dead leaves to encourage fresh growth
• Mulching: Apply mulch to retain moisture and suppress weeds
• Pest & Disease Control: Generally pest-resistant, but monitor for powdery mildew in humid conditions

Blooming & Enjoyment:

• Flowering Period: Early spring to early summer
• Foliage Interest: Attractive spotted leaves remain year-round in mild climates
• Attracts: Bees, butterflies, and other beneficial pollinators
• Perfect for: Shaded garden borders, woodland landscapes, and cottage-style gardens

With its vibrant blooms and striking foliage, Blue Lungwort is an essential addition to any shade garden, offering beauty, resilience, and pollinator-friendly appeal.