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Agastache Little Adder

Scientific Name : Agastache rugosa
Common Name : Anise Hyssop
Hardiness Zone : 5a - 9b
Hardiness Degree : -20°F (-29°C)
Blooming Season : Late Spring, Summer, Autumn, Late Summer
Plant Habit : Mounded, Upright
Water : Medium
Fertilizer : Once a month
Spacing : 20 - 24" (51 - 61cm)
Height : 15 - 18" (38 - 46cm)
Width : 18 - 22" (46 - 56cm)
Exposure : Partial Sun, Sun
General Information : Provides a great show in the garden with three times the flower power than standard agastache.
Idea & Tips : Plant in full sun.
Grower Information
  • Mint family member is an outstanding source of nectar for bees and butterflies.
  • Half the height of ‘Black Adder’ or ‘Blue Fortune,' with better branching.
  • Three times the blooms of 'Black Adder’ for three times the flower power.
  • Great show at retail and in the garden for better sell-through and repeat sales.
'Little Adder'
Protection InformationPP26,514
Breeder : Darwin Perennials
  • Propagation Guide

    • Media EC/pH:
      EC 0.75-0.80 mmhos/pH 5.8-6.2
      Soil Temperature:
      70-72°F (21-22°C)
      Rooting Hormone:
      500 ppm IBA
      Mist:
      Low to moderate
      Fertilization:
      50-75 ppm N
      Pinching:
      Recommended after roots are established. Leave 4-5 active internodes.
      Transplanting:
      28-35 days after sticking
      Comments:
      Stick cuttings the day of arrival, if possible.
  • Finishing Guide

    • Media pH:
      5.8-6.2
      Temperature:
      Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)
      Light Level (fc):
      3,000 to 5,000
      Vernalization:
      No
      Daylength:
      Long day facultative
      Watering:
      Allow media to dry regularly between watering.
      Fertilization:
      Use a balanced fertilizer at a rate of 125 to 150 ppm.
      Pinch After Transplant:
      Recommended
      Plant Growth Regulators:
      PGRs generally not needed
      Pests and Fungal Diseases:
      Thrips, white fly
  • Crop Scheduling

    • 1–qt. (10–cm) pot, 1 plant per pot:
      Not recommended
      1–gal. (15–cm) pot, 1 plant per pot:
      Unrooted: 15-17 wks Rooted: 10-12 wks
      2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot:
      Unrooted: 19-22 wks Rooted: 12-14 wks
      Bloom Months:
      June to September

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Marketing Information
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