Anchusa Species, Italian Alkanet, Italian Bugloss, Summer Forget-Me-Not, Wild Bugloss

Anchusaazurea

Genus
Anchusa (an-KOO-suh)
Species
azurea (a-ZOOR-ee-uh)
Synonym
Anchusa italica
Sun Exposure
Full Sun
Foliage
Herbaceous
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
USDA Zone 10a: to -1.1 °C (30 °F)
Danger
Handling plant may cause skin irritation or allergic reaction
Bloom Color
Dark Blue
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; sow indoors before last frost
Seed Collecting
Bag seedheads to capture ripening seed
Regional

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

Long Beach, California

Richmond, California

Rohnert Park, California

Denver, Colorado(2 reports)

Zion, Illinois

Van Buren, Indiana

Louisville, Kentucky

Fort Benton, Montana

Lincoln, Nebraska

Carson City, Nevada

Wallkill, New York

Grove City, Ohio

Springboro, Ohio

Portland, Oregon

Collierville, Tennessee

Maryville, Tennessee

Austin, Texas

Morgantown, West Virginia

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Gardener's Notes:

4
positives
4
neutrals
2
negatives
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J
Collierville, TN | June 2022 | positive

Grew them from seeds. They are now blooming in my zone 7b garden. Lovely blue flowers!

H
Portland, OR (Zone 8b) | September 2014 | positive

I planted seeds about 5 years ago. Transplanted along a cyclone fence with good southern exposure, zone 8b. This plant comes back each ye...Read More

K
Long Beach, CA | September 2013 | negative

this is so pokey. :( very difficult to handle. the furry leaves are extremely irritating to my skin. wear thick gloves!

B
Burien (SW Seattle), WA (Zone 8b) | June 2012 | neutral

Concerned the cultivation info on this plant is in error. Google info says the plant can't be divided, but is propagated by root cutting...Read More

K
Carson City, NV (Zone 6b) | August 2010 | negative

I found this plant rather unpleasant because the stiff hairs are strong enough to penetrate skin and then break off, leaving the fibergla...Read More

F
Fort Benton, MT | July 2010 | positive

FLOWERED NICELY 2ND. YEAR

F
Josephine, Arlington, TX (Zone 8a) | November 2006 | neutral

Italian Bugloss, Italian Alkanet, Summer Forget-Me-Not Anchusa azurea is Naturalized in Texas and other States.

S
Springboro, OH (Zone 6a) | April 2005 | neutral

Bloom can be prolonged with regular deadheading. Deadhead to lateral bud after flowers fade. Foliage becomes unsightly after blooming is ...Read More

8
8
Zion, IL (Zone 5a) | November 2004 | positive

In zone 4/5 I found I needed to cut completely to the ground before snow. Those are the only ones to survive winter. The ones not cut at...Read More

E
Toadsuck, TX (Zone 7a) | August 2001 | neutral

A brightly colored hardy herbaceous perennial with lance shaped midgreen leaves, rough and hairy stems, and large bright blue flowers sim...Read More

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