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  • Lupine seeds 15 seeds/bags
  • Lupine seeds 15 seeds/bags
  • Lupine seeds 15 seeds/bags
  • Lupine seeds 15 seeds/bags

Lupine seeds 15 seeds/bags

No.A020
High germination lupine seeds produce dense colorful vertical bloom spikes. Frost-resistant perennial for borders and cottage gardens, low maintenance for gardeners
$0.22
  • Lupine seeds 15 seeds/bags
  • Lupine seeds 15 seeds/bags

Description



Our premium lupine seeds have reliable germination rate and upright clumping growth habit. Botanically named Lupinus polyphyllus, perennial lupine is famous for dense palm-shaped compound leaves and towering upright racemes stacked with pea-like blossoms in multiple bright hues. The vertical flower spikes create striking layered depth for perennial garden layouts.
Lupine boasts excellent frost resistance and can survive cold winters safely. It blooms profusely from late spring to early summer, and deadheading faded stalks can encourage limited reblooming. Widely used for perennial mixed border backdrops, cottage garden planting, wildflower meadow combinations, slope greening and premium fresh cut flower arrangements. This plant features nitrogen-fixing root nodules and thrives in slightly acidic, loose well-drained soil; alkaline heavy clay soil should be avoided. Regular moderate watering and basic ventilation management are the only daily care needed, perfectly suitable for landscape projects and beginner flower enthusiasts.

Planting Instructions

  1. Soil Preparation: Use loose, acidic, well-drained loamy soil; improve compacted soil with peat and sand, avoid alkaline soil.
  2. Sowing Method: Soak hard seeds in warm water for 12–24 hours to break dormancy, sow 0.5–1cm deep and cover soil lightly.
  3. Germination Condition: Keep medium slightly moist without waterlogging, stable temperature 15–22°C, germinate in 10–20 days.
  4. Seedling Care: Thin seedlings for proper spacing; full sunlight promotes sturdy stalks and abundant flowering.
  5. Daily Maintenance: Water moderately during dry periods; remove finished flower spikes, watch for aphids and improve air circulation to prevent mold.

Specification

  • Plant Name: Lupine / Large-Leaved Lupine
  • Botanical Name: Lupinus polyphyllus
  • Plant Type: Cold Hardy Herbaceous Perennial
  • Mature Height: 60–120 cm
  • Blooming Period: Late Spring to Early Summer
  • Germination Temperature: 15–22°C
  • Growing Temperature: -25°C ~ 27°C
  • Light Requirement: Full Sun (Light partial shade acceptable)
  • Soil: Slightly acidic, loose well-drained humus soil
  • Planting Difficulty: Moderate
  • Core Features: Tall colorful vertical flower spikes, extreme cold hardiness, nitrogen-fixing ability, palmate attractive foliage, excellent cut flower value

FAQ

Q1: Is seed soaking necessary before sowing lupine?
A1: Yes, the seed coat is extremely hard; warm water soaking effectively increases germination rate and speeds up sprouting.
Q2: Can lupine endure freezing winter climate?
A2: It is highly winter-hardy and can withstand temperatures down to -25°C in open ground.
Q3: Why do lupines grow poorly in alkaline soil?
A3: Lupine prefers acidic environment; alkaline soil will cause iron deficiency yellowing and stunted growth.
Q4: Will lupine flower again after trimming old blooms?
A4: Timely deadheading can trigger a small second flush of blooms in summer.
Q5: Is lupine suitable for new gardeners?
A5: Manageable for beginners once seed dormancy is broken, with strong vitality and few disease issues.

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