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Early Meadow-rue

Thalictrum dioicum

Also listed as Leucocoma dioica, Thalictrum heterophyllum

Also known as Quicksilver-weed

herbaceousβ›… part shadeπŸ’§πŸ’§ moderate water❄ Hardy: Zone 4a – Zone 8b

Climate Match for your location

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A delicate native perennial with finely divided foliage and tiny greenish flowers that lack petals, creating an airy, graceful appearance in spring woodlands. The plants are dioecious (separate male and female forms), with the males producing prominent fluffy stamens.

Why grow it

Early meadow-rue offers a notably fine, airy texture that complements shade gardens where bolder foliage would dominate. Among spring ephemerals in woodland settings, it provides visual interest through its delicate compound leaves and unusual staminate flowers earlier than many competing shade perennials. The species is straightforward to establish in moist, well-drained soils under deciduous trees, making it a reliable native choice for naturalistic plantings.

Watch out for

Plants can self-seed prolifically in suitable conditions, so deadheading may be necessary if volunteer seedlings become unwanted. Male and female plants have noticeably different appearances, so site selection should account for whichever form you prefer to establish. The fine foliage is susceptible to powdery mildew in humid conditions with poor air circulation, particularly in cultivated gardens.

Overview

Form
Upright
Growth Rate
moderate
Size
1.5–2.5β€² tall Γ— 1–1.5β€² wide
Dormancy
deciduous
Family
Ranunculaceae
wildlife benefit

Native to the United States

Native Range

Eastern North America

Native to: Alabama, Arkansas, Connecticut, District of Columbia, Delaware, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Virginia, Vermont, Wisconsin, West Virginia

Seasonality

Bloom Season

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

Season of Interest

Spring

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Companion Planting

Plants well with