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Garlic Mustard

Alliaria petiolata

Also listed as Alliaria officinalis, Alliaria alliaria

Also known as Jack-by-the-hedge, Hedge-garlic, Hedge Mustard

herbaceous⛅ part shade💧💧 moderate water❄ Hardy: Zone 6a – Zone 8b

Climate Match for your location

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A biennial invasive plant with heart-shaped leaves and small white four-petaled flowers, commonly found in woodlands and disturbed areas. Its crushed foliage has a distinctive garlic-mustard smell.

Why grow it

Garlic mustard is occasionally used as an edible green in early spring, offering a peppery, garlic-flavored leaf that can be harvested before plants bolt. However, for culinary or nutritional purposes, it does not offer significant advantages over established domesticated greens like arugula or mustard varieties, which are easier to contain and manage. Most university extension services do not recommend intentional cultivation due to its propensity to escape garden settings.

Watch out for

Plants self-seed readily and seedlings emerge prolifically in subsequent seasons, making management labor-intensive if cultivation is attempted. Even careful harvesting may not prevent seed dispersal, and any plant material should be disposed of thoughtfully to avoid accidental propagation.

Overview

Form
Upright
Growth Rate
fast
Size
1–3.5′ tall × 0.5–1.5′ wide
Dormancy
deciduous
Family
Brassicaceae
EdibleMedicinalDynamic accumulatorHedgerow

Native Range

Europe and Western Asia

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

leafrootseedflower

Season of Interest

Spring

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Companion Planting

Plants well with