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Agastache x Black Adder (72 plugs per tray)

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Product Code: 30905
Availability: Ships in Spring 2023
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Agastache x Black Adder (72 plugs per tray)


Agastache x Black Adder (72 plugs per tray)

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Bottlebrush spikes are covered in lilac blooms with dark-purple buds. This sterile hybrid begins to bloom in July and continues to the first frost.

  Tray Size: 72 plants
  Common Name: Mexican Hyssop
  USDA Hardiness Zone: 6 - 10
  Mature Height: 36 inches
  Color: Purple
  Exposure: Full Sun

Plugs per Tray 72. Depth 2.35". Volume (max. dry) cubic inches: 2.23
Recommended Finish Size: 1 gallon
Growing Media: Well-draining commercial media
Growing Temperature: 65-75 F (days) 55-65 F (nights)
Soil PH: 5.8-6.2
Soil EC: 1.8-2.2
Finish Time for Spring Sale: 8 - 10 weeks
Growing Info: Pinch 1-2 times after transplant.
Fertilizing: Constant liquid feed at low levels of 100 - 150 ppm N
Moisture Level: Grow plants evenly moist.
Watch for Pest and Disease: Aphids, thrips, powdery mildew, rust
Vernalization Requirements: Not required.
Supplemental Lighting: Plants require 14+ hours photoperiod.
Growth Regulators: B-Nine(S) 1,500-2,500 ppm
Day Length: Long Day
Other: Cooler temps deepen bloom color.


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