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Arctic Starflower

Lysimachia europaea

Also listed as Trientalis europaea, Alsinanthemum europaeum

Also known as European Starflower, Northern Starflower, Starflower

herbaceousβ›… part shadeπŸ’§πŸ’§ moderate water❄ Hardy: Zone 2a – Zone 5b

Climate Match for your location

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A delicate northern perennial with small star-shaped pink or white flowers held on slender stems above narrow leaves. It thrives in cool, moist woodland conditions and spreads slowly to form attractive patches.

Why grow it

Arctic starflower offers reliable groundcover performance in cool, moist woodland settings where many ornamentals struggle, requiring minimal intervention once established. It provides delicate late-spring to early-summer blooms in a habitat where flowering options are naturally limited, and spreads at a measured pace that allows easy integration into designed plantings without aggressive competition.

Watch out for

This species prefers consistent moisture and can suffer during extended dry periods, so site selection in naturally wet or well-draining but moisture-retentive soil is important. Growth may be slow to establish, particularly in the first season, so patience and consistent soil conditions during early years yield better long-term results.

Overview

Form
Upright
Growth Rate
moderate
Size
0.5–1.5β€² tall Γ— 0.5–1β€² wide
Dormancy
deciduous
Family
Primulaceae
Pollinators & beneficial insects

Native to the United States

Native Range

Northern Europe and Asia

Native to: Alaska, California, Idaho, Oregon, Washington

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Summer

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Companion Planting

Plants well with