Which is the best description of the Incarvillea?

Juss. See text. Incarvillea is a genus of about 16 species of flowering plants in the family Bignoniaceae, native to central and eastern Asia, with most of the species growing at high altitudes in the Himalaya and Tibet. The most familiar species is Incarvillea delavayi, a garden plant commonly known as hardy gloxinia or Chinese trumpet flower.

How tall does an Incarvillea trumpet flower grow?

Incarvillea are hardy perennials that grow in clumps and range in height from 30 to 120 cm (1 to 4 feet). They are native to the high mountains of central and Eastern Asia.

Which is more hardy Incarvillea or delavayi?

It is more compact than Incarvillea delavayi, and is rarely seen in the trade, and although it looks tender it is in fact utterly hardy and can bear very harsh temperatures without any problems. Learn More

What kind of soil does an Incarvillea flower need?

Incarvillea members like to grow in sunny area of the garden, and will not tolerate high humidity. Trumpet flowers have a preference for soils that are of a sandy nature, with a slightly acidic rich growth medium.

How is Incarvillea related to Gloxinia and Sinningia?

Incarvillea sinensis contains the alkaloid incarvillateine. ^ even though Incarvillea is not closely related to Gloxinia and Sinningia (“florist Gloxinia”), which are Gesneriads. ^ Incarvillea. Flora of China.

What to do with trumpet flower Incarvillea?

Once growing it is fairly easy to look after Trumpet flowers, the soil should be kept moist and the plants dead headed following flowering. if you live in a cold area then it is necessary to provide a mulch to Incarvillea for the winter. If you require more Incarvillea plants then divide the plants in spring.