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Cut-leaved Toothwort

Cardamine concatenata

Also listed as Dentaria laciniata, Cardamine laciniata

Also known as Five-part Toothwort, Toothcup

herbaceousβ›… part shadeπŸ’§πŸ’§ moderate water❄ Hardy: Zone 3a – Zone 8b

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A native wildflower with delicate white or pale pink flowers and deeply cut, fern-like foliage that emerges in early spring. It spreads slowly via rhizomes to form attractive groundcover in woodland settings.

Why grow it

Cut-leaved toothwort offers a refined alternative to coarser spring ephemerals, with notably finer, more ornamental foliage than related Cardamine species. It performs well in moist, humus-rich woodland soils where many spring bulbs struggle, making it a useful companion in shaded understory plantings. The slow rhizomatous spread creates stable groundcover without the maintenance demands of faster-colonizing species.

Watch out for

This plant completes its above-ground growth and enters dormancy relatively early in the growing season, so interplanting should account for the bare space it leaves by mid-summer. Establishment can take a season or two, and it may take several years to achieve substantial cover, so patience is needed before judging success in new plantings.

Overview

Form
Spreading
Growth Rate
moderate
Size
0.5–1.5β€² tall Γ— 1–2β€² wide
Dormancy
deciduous
Family
Brassicaceae
Edible

Native to the United States

Native Range

Eastern North America

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

Seasonality

Bloom Season

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

Harvest Season

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

Edible Parts

leafroot

Season of Interest

Spring

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Companion Planting

Plants well with