Wild Lettuce (Lactuca canadensis)

Wild Lettuce

Lactuca canadensis

Its delicate yellow blooms wave like tiny suns over meadows. Biennial or perennial herbaceous wildflower; common names: wild lettuce, Canada lettuce.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; thrives in open meadows and disturbed areas
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Watering Water deeply when top 5–7 cm of soil is dry; drought-tolerant once established
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Temperature Hardy to extreme cold temperatures; survives winter frost in USDA hardiness zones 3–9
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Characteristics

  • Leaf: Alternate, lanceolate to oblong; lower leaves lobed, upper leaves smaller and entire
  • Flower: Small yellow composite heads arranged in loose panicles
  • Stem: Erect, hollow, slightly hairy with milky sap when broken
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Care Guide

Watering

Keep soil slightly moist during active growth periods

Fertilization

Diluted balanced feed once every 2 months. Minimal fertilization needed; excess nitrogen may cause leggy growth

Banana peel tea:Soak chopped banana peels in water for 3 days, dilute 1:10 with water for root drench; avoid applying to dry soil
Pruning
  • Deadhead spent blooms to encourage extended flowering and prevent self-seeding if desired
  • Cut back stems to ground level after first frost in autumn to promote healthy regrowth
  • Thin overcrowded plants in early spring to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no reported adverse effects

Humans: No known toxic effects; young leaves are edible with mild lettuce-like flavor

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Garden Uses & Culture

Culture: N/A

Usage: Native pollinator plant supporting bees and butterflies; young leaves are edible raw or cooked