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Incarvillea sinensis is a Annual/Perennial up to 0.85 metres tall.
It is harvested from the wild for local use as a food and medicine
One report suggests that the plant might be slightly toxic[
E. Asia - N. China, Manchuria.
Sandy and rocky places, embankments and old walls from 400 - 2100 metres, often in wind-swept sites[
Easily grown in a deep well-drained sandy but rich soil in full sun[
]. Plants grow better if they are given some shade around midday[
]. Dislikes dry summer soils and winter wet[
One report says that this species should be grown in a greenhouse[
] whilst another says that it is hardy to about -15°, tolerating lower temperatures if the roots are well mulched, preferably with dry bracken[
]. The crown of the plant requires protection from slugs in the winter[
A very ornamental plant, it usually takes about 1 - 2 years to come into flower from seed[
]. A variable species[
], some forms are perennial whilst others are annual[
]. I. sinensis sinensis is an annual whilst I. sinensis variabilis (Batal.)Grierson is a perennial[
Plants are intolerant of root disturbance, it is best to place them in their permanent positions whilst small[
]. The plants will often sulk for several years if they are divided[
Leaves and young shoots - cooked. A famine food, it is only used when all else fails[
]. Some caution is advised, see the notes above on toxicity.
The plant is used to treat skin ailments, spongy gums and ulcers[
Seed - sow autumn or spring in a greenhouse. Prick out the seedlings into individual pots as soon as they are large enough to handle. Grow on for at least their first winter in a greenhouse and plant out into their permanent positions in spring after the last expected frosts.
Division with care in early spring or autumn.