Aconitum fischeri aka Fischer Monkshood

Aconitum fischeri, or Fischer monkshood, belongs to the buttercup family, Ranunculaceae. This perennial comes from temperate parts of eastern Asia. Its native range spans the Russian Far East to northern China. Records also place it in North Korea, Sakhalin and Kamchatka. In the wild, it grows in riverside woods and clearings. It can form large groups on soil left by rivers. It also occurs in birch and alder woods. Herb-covered slopes are a less frequent habitat.

The plant has an upright form and blue flowers. Its strong vertical shape suits beds and borders. Chicago Botanic Garden lists its bloom season as September through October. This makes it one of the later monkshoods to flower. It adds blue color when many summer flowers have finished. Fall anemones and chrysanthemums can share its late-season display. Bees pollinate the flowers, and butterflies visit them too. The garden also lists it as a plant that attracts birds.

Grow Fischer monkshood in sun or partial shade. Light shade beneath trees also suits it. It prefers moist soil and can grow in open woodland. It accepts sandy soil, loam and clay, including heavy clay. It tolerates mildly acid, neutral and mildly alkaline soil. Plants For A Future notes a preference for lime-rich ground. Chicago Botanic Garden gives a USDA hardiness range of zones 3–7. Both sources support its use where soil stays moist. Woodland gardens offer another setting beyond beds and borders.

Fresh, ripe seed can be sown in a cold frame. Stored seed may need cold treatment before spring sowing. Germination can then take time. Young seedlings can spend their first winter in a cold frame. Plant them out in late spring or early summer. Division offers another way to raise plants. Sources differ on the best season for this task. They list spring, autumn and late winter as options. Chicago Botanic Garden reports resistance to deer, rabbits and slugs. Plants For A Future warns that it may hinder nearby plants, especially legumes.

All parts of Fischer monkshood are highly poisonous. Skin contact has caused numbness in some people. It has no known food use. Its dried root has a history of medicinal use. Plants For A Future records use for pain and joint complaints. Such use needs a qualified practitioner because of the poison risk. Its medicinal history does not make it safe for home remedies. The plant's value in a garden rests on its upright form and late blue flowers.