Baptisia tinctoria

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Baptisia tinctoria (L.) R.Br.

Fabaceae

Life form: perennial

Exposure: sun   4

Moisture: dry bis Moisture: moderately moist

Soil: sandy loam - Soil: sandy clay

Arrangement: alternate
Leaves: decidious

Shape: not specified

Division: ternate

Shape: pea-shaped
Fruit: legume

3A / f8da21 

Inflorescence: raceme

Petals: not specified
Habit: not specified

Growth form: erect

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Rosidae
Superordo:
Fabanae
Ordo:
Fabales

Baptisia tinctoria is a perennial.

Naming

Baptisia tinctoria was already described and the name validly published by Carl Linnaeus. It was Étienne Pierre Ventenat, however, who reclassified it into todays valid botanical systematics .

Taxonomy

Baptisia tinctoria is a species in the genus Baptisia which contains approximately 32 to 42 species and belongs to the family of the Fabaceae (Legume Family). The type species of the genus is Baptisia alba.

Characteristics

Growth

The perennials reach heights of 60 to 100 centimetres, the main growing season is in summer. They have a erect habit.

Leaves

Baptisia tinctoria is deciduous. The mid-green, ternate leaves are alternate. The foliage is porous.

Flowers and Fruits

Baptisia tinctoria produces racemes of showy, yellow pea-shaped flowers from July to August.

The perennials produce only few brown legumes from summer to autumn.

Root System

Distribution

Baptisia tinctoria is native to Ontario, the Northeast of the US, the central Northeast of the US, the Southeast of the US and Florida.

Cultivation

The perennials prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy-loamy or sandy clay and comparatively poor with a pH between 5,8 and 7. The plants need a soil depth of at least 41 centimetres for good growth. They tolerate temperatures down to -35°C (USDA zone 4) and need a frost-free period of at least 27 weeks.

Tolerance of special soil conditions

  • none: soil salinity, anaerobic soil
  • high: drought, calcareous soil

Uses

Maintenance and Propagation

The plants usually need very little maintenance.

Propagate by sowing.

Cultivars

Pests and Diseases

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
  • Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.

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