Tree Guide: Hazel

Hazel Corylus avellana

Deciduous

6 metres tall

Leaves to 12cm long, round with pointed apex

Flowers, February-April 

(Male catkins 10cm long; 

female flowers enclosed in bud)

Ovoid nuts to 2cm long, September-October

Light Emerald

Campaea margaritata

 Forewing length 18-26mm

 Adults late May-early August

 Larva mid-August-June

 Overwinters as a larva

Scalloped Hazel

Odontopera bidentata

             Forewing length 18-22mm

Adults July-August

     Larva late March-June

     Overwinters as an egg

Speckled Wood

Pararge aegeria

 

  

 Wingspan 50mm

             Adults late April-October

 Larva May-March

        Overwinters as a larva