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Prickly Lettuce

Lactuca serriola

Also listed as Lactuca scariola, Lactuca altaica

Also known as Wild Lettuce, Compass-plant, Lobed Prickly Lettuce

☀️ full sun💧 low water❄ Hardy: Zone 2a – Zone 11b

Climate Match for your location

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A weedy annual or winter annual with spiny, blue-green leaves arranged in a rosette, producing small yellow flowers on tall stalks. It thrives in disturbed, dry areas and is considered invasive in many regions.

Why grow it

Prickly lettuce is hardier and more drought-tolerant than cultivated lettuce varieties, requiring minimal inputs once established. It serves as a trap crop or sacrificial plant in permaculture systems, drawing pests away from more valued greens. Young leaves are edible with a bitter flavor profile similar to wild greens like chicory, offering foraged options in systems where volunteer plants are managed rather than eliminated.

Watch out for

The plant's spiny leaf margins and stems can cause minor cuts during handling and harvest. Seeds remain viable in soil for several years, so managing volunteer plants requires consistent removal before flowering if containment is a priority.

Overview

Form
Upright
Growth Rate
fast
Size
1.5–4′ tall × 0.5–1.5′ wide
Dormancy
annual
Family
Asteraceae
EdibleDynamic accumulator

Native Range

Mediterranean 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

leaf

Season of Interest

Summer

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Companion Planting

Plants well with