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Lavandula angustifolia SuperBlue

Scientific Name : Lavandula angustifolia
Hardiness Zone : 5a - 8b
Hardiness Degree : -20°F (-29°C)
Blooming Season : Late Summer, Summer, Late Spring
Plant Habit : Mounded
Water : Light
Fertilizer : Once a month
Spacing : 12 - 14" (30 - 36cm)
Height : 10 - 12" (25 - 30cm)
Width : 10 - 12" (25 - 30cm)
Exposure : Sun
General Information : Rich blue blooms on short flower spikes.
Excellent Winter hardiness and landscape performance.
Idea & Tips : Plant in full sun with well-drained soil for best results.
Grower InformationExcellent performer boasts the biggest blooms!
  • Rich blue blooms on short flower spikes.
  • Less gapping among spikes for more color impact.
  • Excellent Winter hardiness and landscape performance.
Scored 4.7/5 average during July to September 2016 Best of Species at Penn State University, Landisville, Pennsylvania, first season.
Plantarium 2017 Silver Medal Winner
'Balavurlu'
Protection InformationEU PBR39398; PP24,929
(Flowering Only License)
Breeder : Darwin Perennials
  • Propagation Guide

    • Media EC/pH:
      EC 0.75-0.80 mmhos/pH 5.9-6.2
      Soil Temperature:
      70-72°F (21-22°C)
      Rooting Hormone:
      500 ppm IBA
      Mist:
      Low; prefers high humidity rather than mist
      Fertilization:
      50-75 ppm N
      Pinching:
      Recommended.
      Transplanting:
      42-56 days after sticking
      Comments:
      Use low mist settings; do not oversaturate rooting media. Root zone temperatures of 70°F (21°C). Remove flowers in propagation.
  • Finishing Guide

    • Media pH:
      5.9-6.2
      Temperature:
      Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
      Light Level (fc):
      5,000 to 8,000
      Vernalization:
      No
      Daylength:
      Long day facultative
      Watering:
      Allow media to dry slightly between watering.
      Fertilization:
      Use a balanced fertilizer at a rate of 125 to 150 ppm.
      Pinch After Transplant:
      Once for smaller pot sizes, twice for larger containers.
      Plant Growth Regulators:
      PGRs generally not needed
      Pests and Fungal Diseases:
      Thielaviopsis, Pythium and Rhizoctonia can result from overwatering. Thrips, White fly, Aphids, Fungus gnats
  • Crop Scheduling

    • 1–qt. (10–cm) pot, 1 plant per pot:
      Unrooted: 14-16 wks Rooted: 7-8 wks
      1–gal. (15–cm) pot, 1 plant per pot:
      Unrooted: 16-19 wks Rooted: 9-11 wks
      2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot:
      Unrooted: 19-22 wks Rooted: 12-14 wks
      Bloom Months:
      April to September

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