Anthemis arvensis

Scientific Name Anthemis arvensis
Common Names English: Corn chamomile; German: Acker-Hundskamille, French: Anthémis des champs
Description Annual or hardy-annual (facultative biennial) seed-propagated weed with a spindle-shaped root and slight chamomile scent.

Descriptions

Characteristic Features

Receptacle of the flower head filled with paleas (Matricaria species have hollow or pulpy filled receptacle).

Cotyledons

Very small, broad oval, light green, sessile, prostrate.

Stems

Erect, usually ramified, often lightly haired, up to 50 cm (19.68 inch) high.

Leaves

Usually multi-pinnatifid with broad, linear-lanceolate, undivided or doubly to triply dentate tips, softly haired.

Propagatio Organs

Flowers

Heads single, with yellow disk florets and white ray florets.
Receptacle conical toward the end of the flower, filled.

Flowering Period

Early summer - autumn.

Fruit

One-seeded indehiscent fruit.

Seeds

Germination from autumn - spring. Seeds are slightly crooked and costate.

Viability Of Seeds

> 10 years.

Propagation

5,000 seeds/plant, surface germination.

Occurrence

Habitat

Arable land, waste places.

Soil

A. arvnsis prefers lighter sandy soils and is an indicator of soil acidification.

Additional Crop Information

Also in open stands in clover crops but rarely in rye.

Agricultural Importance

Very adaptable to different temperatures for germination; however, not very competitive in dense crop stands.

Control

Integrated Crop Management

Easy to control with mechanical weeding.

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