Leaf
Liliane Roubaudi, Tela Botanica · CC BY-SA 2.0

Greater celandine

Chelidonium majus L.
Family: Papaveraceae
30 to 80 cm
Walls, rubble, hedgerows, shady places near dwellings
Flowering: April – October
Full sun
Part shade
Shade
Very hardy, to -20°C

❓ How do you recognise this plant?

Bright orange sap that flows as soon as a stem or leaf is broken — very different from the white latex of the dandelion.
🍃 Leaves
Cut into rounded lobes, glaucous green, brittle
🌸 Flowers
Bright yellow, four petals, in small umbels
🍎 Fruits
Long narrow capsule
🪵 Bark
Brittle herbaceous stem, toxic bright orange sap
🗺️ Distribution
Europe, western Asia; common in France near dwellings, walls and hedgerows
🐝 Value for pollinators
Yellow flowers rich in pollen, visited by bees and hoverflies in spring
✂️ Horticultural uses
Rarely grown in ornamental gardens, tolerated at the foot of walls for its former medicinal use

⚠️ Possible toxicity

Orange latex toxic and irritant to skin and mucous membranes, dangerous if eaten (digestive and liver disorders)

ℹ️ Educational profile — do not use it to judge whether a plant is edible or safe.

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