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Agastache Black Adder
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Agastache black adder · Lamiaceae

Agastache Black Adder

✅ Pet-friendlyPerennial life cycle, sprouting again in spring.60 to 90 cm
Full sunMediumEasyResistant down to -10 degrees Celsius.

Description & origin

Agastache Black Adder is a perennial aromatic plant known for its blue and purple spike flowers. It is an excellent choice for attracting pollinators such as bees and butterflies to the garden.

Size

Reaches a height of 60 to 90 cm, with a width of 30 to 45 cm.

Foliage

Aromatic green leaves that can be used in infusions.

Flowering

Blooms from summer to autumn, attracting pollinators.

Detailed care

Light

Prefers full sun but tolerates partial shade in warmer climates.

Soil

Well-drained soil rich in organic matter.

Watering

Moderate watering, allowing the soil to dry out between waterings.

Temperature

Resistant to mild temperatures but should be protected from severe frosts.

Fertilising

Light fertilization in spring with a balanced fertilizer.

Repotting

Transplant in spring or autumn, ensuring the soil is well prepared.

Pruning

Light pruning after flowering to encourage new growth.

Propagation

Easily propagated by cuttings or division of clumps in spring.

Common problems

Powdery mildew

Can be affected by powdery mildew in high humidity conditions.

Pests

Susceptible to aphids and scale insects, which can affect the foliage.

Root rot

Avoid waterlogged soil to prevent root rot.

Uses & curiosities

In the garden

  • Ideal for flower beds
  • Attracts pollinators to the garden
  • Can be grown in pots

Other uses

Leaves can be used in teas and infusions.

Did you know…

The leaves of Agastache Black Adder have a refreshing aroma, similar to anise. This plant is often used in teas and infusions.