Hazel
Corylus avellana
Also called Hazelnut, Cobnut and Filbert
Garden plant · Herbs, veg & fruitSQUIRRELS TAKE THEM GREEN, weeks before you would. If there are squirrels you will not get nuts, and the honest reason to plant one anyway is the catkins in February.
Care at a glance
- Ease
- Easy
- Water
- Every 8 daysWater the ground — water at the base, in the morning, not over the leaves.
- Light
- Full sun to partial shade
- Feed
- Not needed
- Humidity
- Average
- Hardiness
- Hardy — a very cold winter RHS H6, to -20°C
- Size
- 4 m tall · 4 m across
- Lifecycle
- Shrub
- Origin
- Europe, western Asia and North Africa
Is it safe for pets and people?
PetsNothing recorded against it
No animal-poison authority lists this plant either way.
PeopleNot checked yet
Nobody has checked this one against a source for us yet, so treat it as unknown rather than safe.
Checked against ASPCA and RHS on 2026-08-04. Where a source says nothing, we say nothing.
A guide, not veterinary or medical advice. If a pet or a person has eaten a plant and you are worried, call your vet or doctor now — don’t wait for signs to appear. Spotted a mistake? Tell us.