The Temperate Database is in the process of being updated, with new records being added and old ones being checked and brought up to date where necessary. This record has not yet been checked and updated.
Incarvillea delavayi is a Perennial up to 0.40 metres tall.
It has edible uses.
One report suggests that the plant might be slightly toxic[
E. Asia - S.W. China in Yunnan.
Grassy places and scrub around 2000 metres[
]. Pastures and open grassland, 2400 - 3500 metres, but it is now uncommon in its native range[
Easily grown in a deep sandy but rich soil in full sun[
]. Plants grow better if given some shade around midday[
]. Prefers a well-drained calcareous or neutral soil[
] and is drought tolerant when established[
]. Another report says that it dislikes dry summer soils[
]. Dislikes winter wet[
]. Prefers a sheltered position[
Plants are hardy to about -15°c, tolerating even 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 3 - 4 years to come into flower from seed[
This species is often confused in cultivation with I. mairei[
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.
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.