Symphytum grandiflorum4/10/2023 ![]() ![]() This plant contains small quantities of a toxic alkaloid which can have a cumulative effect upon the liver. Known hazards of Symphytum grandiflorum: No reports of toxicity have been seen for this species, but the following reports have been seen for S. Medicinal use of Symphytum grandiflorum: None known These can either be potted up or planted out straight into their permanent positions.Ĭultivation of the herb: Not infrequently naturalized in hedges and woods in S. The original root will regrow and you will have a number of root tops, each of which will make a new plant. Simply use a spade to chop off the top 7cm of root just below the soil level. Division succeeds at almost any time of the year. If you have sufficient seed you can try an outdoor sowing in situ in the spring. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for their first winter. Propagation of Symphytum grandiflorum: Seed - sow spring or autumn in a cold frame. It spreads rapidly to form a good carpet, rooting as it spreads, and should be spaced about 60cm apart each way. Other uses of the herb: A very good ground cover plant. Habitat of Symphytum grandiflorum: Not infrequently naturalized in hedges and woods in S. ![]()
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