Lysimachia Species, Flaxleaf Pimpernel

Lysimachiamonellii subsp. monellii

Genus
Lysimachia (ly-si-MAK-ee-uh)
Synonym
Anagallis monellii
Sun Exposure
Full Sun
Foliage
Herbaceous
Height
12-18 in. (30-45 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
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)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Bloom Color
Orange
Dark Blue
Bloom Time
Mid Summer
Other Details
Category
Annuals
Tropicals and Tender Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
Regional

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

CHUGIAK, Alaska

Tempe, Arizona

Berkeley, California

Dublin, California

Fairfield, California

Livermore, California

Long Beach, California

Los Angeles, California

Martinez, California

Merced, California

Northridge, California

Richmond, California

Sacramento, California

San Jose, California

San Leandro, California

Santa Ana, California

New Haven, Connecticut

Barbourville, Kentucky

Saint Joseph, Missouri

Brooklyn, New York

Hulbert, Oklahoma

Brookings, Oregon

Harbor, Oregon

North Augusta, South Carolina

Austin, Texas

Garland, Texas

Kalama, Washington

Madison, Wisconsin

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Gardener's Notes:

4
positives
2
neutrals
0
negative
Sort By:
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D
St Joseph, MO | September 2014 | positive

Lovely gentian blue plant which may be over wintered indoors. Tends to be a short lived pimpernel which is usually grown as an annual out of zone.

O
Livermore, CA | April 2010 | positive

A beautiful annual to short-lived perennial in my climate with stunning royal blue flowers. It is fairly easy to grow from seeds.

R
Madison, WI (Zone 5a) | March 2008 | positive

An excellent little plant - continued to crank out blooms all summer (with no deadheading), backed by beautiful, neat foliage that does n...Read More

M
Sacramento, CA (Zone 9b) | June 2007 | neutral

My plants look straggly and brownish, probably because I didn't tip pinch it in the beginning, but the intense blue flowers are gorgeous.

B
Braselton, GA (Zone 8a) | March 2007 | neutral

Also known as Blue Anagallis.

B
Headland, AL (Zone 8a) | August 2006 | positive

Flowers are vivid blue with pink and yellow centers. Blooms open on sunny days and close as rain approaches, hence the name. Can spread t...Read More

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