How To Grow and Save Seed of Agastache

 

Texas Hummingbird Mint "Heather Queen" Agastache

Latin name Agastache foeniculum is a half hardy perennial member of the mint family with aromatic, edible leaves and flowers. Also known as Korean mint and hyssop, plants feature spike blooms that are fragrant and flavorful, popular in the landscape or the tea garden.

 

 

HISTORY

Navajo Sunset Agastache

Native to North America. Known as a bedding plant popular for its edible flowers and as a pollinator attractor.


USES

Anise Hyssop

  • Ornamental with aromatic, edible leaves.
  • Perennial beds, tea garden, pollinator garden.
  • Visited by a range of bees, butterflies and hummingbirds.

 

 

SEED STARTING

Arcado Pink Agastache

  • Direct sow seeds outdoors in spring, around the time of last frost, or start indoors in packs 6-8 weeks before last frost.
  • Sow seeds 1/4 inch deep, cover lightly.
  • Seeds germinate in 7-20 days; ideal germination temperature 68-75 F.
  • Special note: When sowing your own saved seed, it helps to stratify (cold treat) seeds for 2 months before sowing.

 

 

GROWING

Apache Sunset Agastache

  • Half hardy perennial, will perennialize in USDA zones 5-9.
  • Prefers rich, well-drained soil and full sun.
  • Propagates very easily; in summertime take cuttings and root in water for transplant.
  • Space plants at least 16 inches apart.

 

 

PESTS/SPECIAL CONSIDERATIONS

Rose Mint Agastache

Mostly pest free, with some experiencing grey mold and powdery mildew. Proper air circulation will help to avoid this issue; do not overcrowd or overwater plants.

 

 

SEED SAVING

Korean "Golden Jubilee" Hyssop

 

  • Agastache has perfect flowers. Collect the flower spikes when they have turned brown.
  • Spread on a screen to dry.
  • Rub flowers on screen to release seeds.

 

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