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Agastache ‘Black Adder’
Agastache ‘Black Adder’
Garden Diary

Date purchased or acquired:

Where acquired:

Location in the garden:


The next time you are buying perennials please look for our helpful labels and blue pots, and remember "The best perennials come out of the blue"!

Agastache ‘Black Adder’


USDA Zone: 6-9

Plant number: 1.025.040

A long-blooming selection for the middle to back of the border, featuring long wands of dark purple bracts that hold soft smoky-lavender blooms. Foliage is dark green and licorice-scented. Attractive to butterflies and hummingbirds. Flowers are excellent for cutting. Pinch in June to keep plants compact if desired. Easily divided in the spring. Quite possibly hardy to Zone 5 or colder.

Further details for
Agastache ‘Black Adder’

Optimal Growing
Appearance and
Sun Exposure
  Full Sun
Soil Type
  Normal or
  Sandy or
Soil pH
  Neutral or
  Alkaline or
Soil Moisture
  Average or
Care Level
Flower Colour
Blooming Time
  Mid Summer
  Late Summer
  Early Fall
  Mid Fall
Foliage Color
  Deep Green
Plant Uses & Characteristics
  Accent: Good Texture/Form
  Attracts Butterflies
  Attracts Hummingbirds
  Cut Flower
  Deer Resistant
  Rabbit Resistant
   90-120 cm
   35-47 inches
   45-60 cm
   18-23 inches
Foot Traffic
Growth Rate
Disclaimer: This information is presented for reference only. This plant is not currently part of our Heritage Perennials lineup.