Alphabetical Plant Listing

Agastache rupestris (Sunset Hyssop)

Rock Anise Hyssop, Sunset Hyssop, Threadleaf Giant Hyssop, Licorice Mint


Agastache rupestris features sweetly fragrant, tubular salmon-orange flowers with purplish calyxes all summer. Eye-popping, it provides an outstanding garden performance and adds color as well as a lovely spiky texture to the garden. Hummingbirds will thank you for it.

  • On display from early to late summer, it forms upright clumps of slender, branched, and wiry stems that can reach 18-30 in. tall (45-75 cm) and adds lovely vertical lines to the landscape.
  • Provides a bold and striking impact in beds, borders, cottage gardens, herb gardens, butterfly gardens or in prairie plantings. Ideal for naturalistic planting schemes.
  • Best grown in full sun, in average, dry to medium moisture, well-drained soils. Tolerates almost any soils, including dry, poor soils. Dislikes damp conditions and needs excellent drainage!
  • Attracts streams of hummingbirds, butterflies and other beneficial pollinators.
  • Drought tolerant once established.
  • Generally disease and pest free (might occasionally be subject to powdery mildew) and resistant to deer and rabbits.
  • Cut back in late summer to promote a fall rebloom.
  • Native to Arizona, New Mexico.

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Requirements

Hardiness 5 – 9
Heat Zones 5 – 12
Climate Zones 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Agastache - Hyssops
Exposure Full Sun
Season of Interest Summer (Early,Mid,Late)
Height 1' – 3' (30cm – 90cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 12" – 18" (30cm – 45cm)
Water Needs Low, Average
Maintenance Low
Soil Type Chalk, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Cut Flowers, Fragrant, Showy
Native Plants United States, Southwest, Arizona, New Mexico
Tolerance Deer, Drought, Rabbit, Dry Soil
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders
Garden Styles City and Courtyard, Informal and Cottage, Prairie and Meadow

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While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 5 – 9
Heat Zones 5 – 12
Climate Zones 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Agastache - Hyssops
Exposure Full Sun
Season of Interest Summer (Early,Mid,Late)
Height 1' – 3' (30cm – 90cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 12" – 18" (30cm – 45cm)
Water Needs Low, Average
Maintenance Low
Soil Type Chalk, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Cut Flowers, Fragrant, Showy
Native Plants United States, Southwest, Arizona, New Mexico
Tolerance Deer, Drought, Rabbit, Dry Soil
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders
Garden Styles City and Courtyard, Informal and Cottage, Prairie and Meadow

Great Plant Combination Ideas with Agastache - Hyssops

Guides with Agastache - Hyssops

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