Chelone (Chelone Obliqua) Or Oblique Galan

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The oblique galan or tortoise head (Chelona obliqua) is a perennial that offers plenty of flowers in the second half of the summer, from August to September.

Chelone (Chelone obliqua) or oblique galan

With its stems of rather rounded section, the oblique galan offers an erect habit with dark green deciduous leaves, measuring 5 to 20 cm long, borne by a short petiole, lanceolate to elliptical, broad, toothed, with marked veins.

In August, bilabiate flowers, dark pink to purple, 1 to 2 cm long, with a sparse yellow beard, gathered in spikes, develop. They are resistant to bad weather. Moreover, the oblique galan is very rustic (-20° C).

The growth of the Chelone is not lightning and spreads by its rhizomes, with a vigorous taproot. It is easy to maintain when installed in cool soil as it comes from the moist woods, meadows and mountains of North America.

  • Family: Scrofulariaceae
  • Type: perennial
  • Origin: North America
  • Color: purple pink flowers
  • Sowing: yes
  • Cutting: no
  • Planting: March or October
  • Flowering: August and September
  • Height: 60 cm

Ideal soil and exposure for the oblique galane

The oblique galane is cultivated indifferently to partial shade, shade or sun but requires humus soil, fresh, a little acid if possible fertile and well drained.

Date of sowing, division and planting of the oblique galane

It is in March or April that you sow the seeds of Chelone under warm shelter (20° C). You will put them in place when the seedlings are sufficiently developed.

It is also possible to try herbaceous cuttings.

Every 3 years, it is possible to divide the clumps in the spring.

Planting occurs either in March or in October, at a rate of 4 to 6 feet / m².

Council of maintenance and culture of the oblique galane

Do not touch stems that stunt during the winter. Wait for the spring to remove them and in April, straw with compost or manure well decomposed because the oblique galan is greedy.

Diseases, pests and parasites of the oblique galane

Only snails and slugs present in wetlands invite themselves to nibble young shoots.

Location and favorable association of the oblique galane

It is a plant that is grown in the cool, wet, shady massifs, with other perennials but it is also particularly pleasing at the edge of the pond or bank.

There are 6 species in total including the oblique galan (Chelone obliqua) which comes in white flowers (Chelone obliqua 'Alba' syn. Chelone glabra)…

There is also Chelone lyonii, very high (1m), Chelone barbata, penstemon bearded since the Chelone is near the Penstemon also called "galane"...

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