Indigotier (Indigofera Spp.), Clusters Of Pink Flowers All Summer Long

The indigo tree (Indigofera spp.) Is a shrub with deciduous foliage whose leaves are pinnate, alternate, with leaflets. The beautiful, compact, compact clusters of purple-pink or red flowers bloom throughout the summer, until the first frosts of October. The flowers appear on the shoots of the year.

Indigofera tinctoria or indigo dyers

The indigotier is quite hardy (-15° C) although it is of subtropical origin and its cultivation is easy enough, it requires little maintenance, grows quickly and supports the urban atmosphere. It is a plant that is cultivated with great success in the Mediterranean region where the climate is more propitious, even if it can withstand frosts.
  • Family: Papilionaceae
  • Type: shrub
  • Origin: China, Korea
  • Color: pink, red flowers
  • Sowing: yes
  • Cutting: yes
  • Planting: spring
  • Flowering: May to October
  • Height: up to 2 m

Ideal soil and exposure for the indigo worker

The indigo plant is grown in full sun in rich, cool, well-drained soil, especially in the heat and sheltered from the wind. Ideally, along a wall, this plant likes well.

Date of sowing, cutting and planting of the indigo worker

Propagation can be done by sowing under a cold frame in October; after emergence that awaits spring, you will need to transplant the seedlings into pots. Herbaceous cuttings are made in May and semi-woody cuttings are done in summer.

Planting is usually done in the spring.

Board of maintenance and culture of the indigotier

When planting, put well-decomposed compost, mixed with soil, in the hole.

Protect from the cold in harsh winter areas. In March, trim the frozen parts and remove the old wood.

Diseases, pests and parasites of indigo worker

The indigo worker is not fragile.

Location and favorable association of the indigo worker

It is a plant that is grown in solid, pot on a terrace or trellised against a wall.

There are about 700 species but you will find the following ones more easily: Indigofera decora stout, arching branches, crimson red papilionaceous flowers, Indigofera heterantha (or gerardiana) clusters of purple-pink papilionaceous flowers, Indigofera hebepetala, the most rustic, with carmine red flowers, Indigofera kirilowii, very rustic too with a pink flowering, Indigofera tinctoria or indigo dyers (photo) which serves as a basis for dyeing the same name...

(Anne Goffard photo credit - CC BY-ND 2.0)

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