Planteværn Online > Skadevoldere - Weed biology<br> <sub>Agro-region: Denmark</sub> - Oat, volunteers
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22.11 2024 undefined

Weed biology
Agro-region: Denmark

Oat, volunteers Previous page Next page

Go to identification key for weeds

Can be mistaken for

Barley, volunteers, which has strong teeth.
Barren Brome, which has a fused leaf sheath.
Rye, volunteer, which has small distinct leaf teeth.
Wheat, volunteers, which has teeth with hairs along the margins.

Characteristics

Early stages
Rolled vernation. The leaves are broad, flat and rough. The sheath is closed and without teeth. Short ligule.

Mature plant
Vigorous plant with 60-120 cm high, erect stems. Large panicle open to all sides. Spikelets are pendent and large with 2-3 bisexual flowers.

Biology

Propagation and dispersal
Only through seeds.

Habit
Summer annual.

Importance

Occasionally as volunteers after cultivation.



For treatment options, consult 'Herbicides Across'.
For more options, consult 'Main Menu'.

Taxonomy

Gramineae.

Names in different languages

Danish : Spildkorn, havre
German : Hafer, Durchwuchs-
English : Oat, volunteers
Latin : Avena sativa L
Norwegian : Havre
Swedish : Havre
Oat, volunteers: Very early stage
Very early stage
Oat, volunteers: Early stage
Early stage
Oat, volunteers: Leaf sheath
Leaf sheath
Oat, volunteers: Ligule
Ligule
Oat, volunteers: Top
Top
Oat, volunteers: Mature plant
Mature plant
 
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