Adonis amurensis

Habitat

Exposition

Plein soleil ou mi-ombre

Humidité

Humidité moyenne.

Sol

Tous sols. Nécessite un sol drainant.

pH

Sol acide ou calcaire

Rusticité

Zone 3

Habitat originel

Found in mountains[174]. Forests and grassy slopes in E Heilongjiang, Jilin and Liaoning provinces, China[266].

Origine géographique

E. Asia - Siberia to China, Japan and Korea.

Dangers connus

• Although no specific mention of toxicity has been seen for this plant, it belongs to a genus that contains a number of poisonous plants so the following remarks are likely to apply to this species - a toxic principle is present in very small quantities in the plant .
• It is poorly absorbed so poisoning is unlikely .

Usages médicinaux

• The root is cardiotonic [174, 218].
• The whole plant is an effective diuretic and tranquilliser [218].

Culture

• Grows well in ordinary garden soil and in the light shade of shrubs [1, 111].
• Prefers a sunny position and a humus-rich soil [111].
• Prefers a moist well-drained soil in sun or semi-shade [200].
• Plante très ornementale [1].
• A greedy plant inhibiting the growth of nearby plants, especially legumes [54].
• Plants take about 4 years from seed to flowering [111].

Propagation

• Seed - best sown in a cold frame as soon as it is ripe or else it can be slow to germinate [1].
• Sow the seed in partial shade in rich soil in September or March [111].
• When large enough to handle, prick the seedlings out into individual pots and grow the plants on for their first winter in a cold frame .
• Plantez les à la fin du printemps ou au début de l'été .
• Division in early spring or in autumn .
• The divisions can be difficult to establish[200], so it is probably best to pot them up first and keep them in a cold frame or greenhouse until they are growing away actively .