Agastache Species, Korean Mint, Anise Hyssop

Agastacherugosa

Family
Lamiaceae (lay-mee-AY-see-ee)
Genus
Agastache (ah-gas-TAH-kee)
Species
rugosa (roo-GO-suh)
Synonym
Agastache formosana
Elsholtzia monostachys
Lophanthus argyi
Lophanthus formosanus
Lophanthus rugosus
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Herbaceous
Shiny/Glossy
Height
36-48 in. (90-120 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
N/A
Bloom Color
Lavender
Medium Purple
Bloom Time
Late Summer/Early Fall
Other Details
Category
Herbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
From herbaceous stem cuttings
Direct sow as soon as the ground can be worked
From seed; sow indoors before last frost
From seed; direct sow after last frost
From seed; germinate in a damp paper towel
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Alameda, California

Auberry, California

Fallbrook, California(5 reports)

Richmond, California

Boulder, Colorado

Gainesville, Florida

Waverly, Georgia

Honomu, Hawaii

Itasca, Illinois

Anderson, Indiana

Charlevoix, Michigan

Owosso, Michigan

West Olive, Michigan

Moorhead, Minnesota

Slingerlands, New York

Tillamook, Oregon

Greensburg, Pennsylvania

Mayaguez, Puerto Rico

Austin, Texas

Fort Worth, Texas

San Antonio, Texas

Radford, Virginia

Richmond, Virginia

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Gardener's Notes:

6
positives
1
neutral
0
negative
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K
Waverly, GA (Zone 8b) | May 2010 | positive

Beautiful plant!
Where I live we have blazing hot humid summers and a lot of nights in winter that are at or below freezing. Even...Read More

D
Fort Worth, TX (Zone 8a) | February 2008 | positive

Great little plant which is easy to grow. Stays fairly contained, and a must have for bees, butterflies, and hummingbirds. Very nice lic...Read More

S
Richmond, VA | September 2006 | positive

Cool plant. When I leave the house to go to work in the morning, there are at least 5 bumblebees on this flower. Same thing as I return...Read More

C
Boulder, CO (Zone 6a) | September 2005 | positive

I live at 7500' in the Flatirons. Lowest recorded temperature was -7°F last winter. Planted 1 plant 2004. It went from a few stalks t...Read More

J
Moorhead, MN (Zone 4a) | October 2004 | positive

On our morning tours of the garden my wife and I often find this plant full of bees clinging to the blooms waiting for the heat to activa...Read More

H
West Olive, MI | July 2004 | positive

An easy plant... It has done well in many different places, with regular watering or not. Makes a great back of border plant, with nice...Read More

L
L
(Zone 8a) | August 2001 | neutral

Taller than and with more crinkled leaves than A. foeniculum they are quite similar in appearance and flavor.

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