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Western Starflower

Lysimachia latifolia

Also listed as Trientalis latifolia

Also known as Pacific Starflower, Broad-leaved Starflower

herbaceousβ›… part shadeπŸ’§πŸ’§ moderate water❄ Hardy: Zone 6b – Zone 8b

Climate Match for your location

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Western Starflower is a charming woodland perennial with delicate star-shaped pink or white flowers held above lance-shaped leaves. It thrives in moist, shaded garden settings and makes an excellent choice for naturalized planting areas.

Why grow it

Western Starflower occupies a useful niche for gardeners seeking low-growing woodland perennials that bloom in spring to early summer. It spreads gradually to fill shaded understory positions where many other ornamentals struggle, and its self-seeding habit can reduce ongoing maintenance in naturalized plantings. Compared to related Lysimachia species, it remains more compact and less aggressive in typical garden conditions.

Watch out for

This species performs best when soil moisture remains consistent through the growing season; dry summers may stress plants or reduce flowering. In particularly favorable conditions with ample moisture and organic matter, seedlings may establish more densely than intended, so occasional thinning helps maintain plant vigor and air circulation.

Overview

Form
Upright
Growth Rate
moderate
Size
1.5–2.5β€² tall Γ— 1–1.5β€² wide
Dormancy
deciduous
Family
Primulaceae
Pollinators & beneficial insects

Native to the United States

Native Range

Western North America

Native to: California, Idaho, Oregon, Washington

Seasonality

Bloom Season

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

Season of Interest

SpringSummer

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Companion Planting

Plants well with