Under the right conditions, they grow underground in a symbiotic relationship with the roots of the filbert tree (Corylus avellana).

I grow just three filbert trees in my front garden. So far, only one is a decent producer. This past warm summer was good to this one tree and now I have a huge bowl of nuts that I need to roast.

Under the right conditions, they grow underground in a symbiotic relationship with the roots of the filbert tree (Corylus avellana).

The plants, which grow as large, multi-stemmed shrubs or small trees, are attractive, especially in winter when their catkins (male flowers) dangle gracefully from the bare branches.

In general, the tree is called a filbert, its product a hazelnut. The name game is but a footnote to the rich history of the state nut.

The background: Filbert trees and the name filbert are said to have been introduced into Oregon by early French settlers in what we know as the French Prairie area, north of Salem.

The trees are filbert trees, also known as Hazelnut trees, though various species of oaks will also yield truffles. More and more people are planting mixed orchards, Davis said, because filberts will ...

Under the right conditions, they grow underground in a symbiotic relationship with the roots of the filbert tree (Corylus avellana).

Choose a named form of filbert (such as 'Kentish Cob') for a productive nut tree and place in fertile soil with some shelter.

Turkish Filbert is very stately and formal in appearance. Trees will grow 40 to 50 feet in height with a 20 foot width. The form is a consistent, upright, uniform, pyramidal habit.

The background: Filbert trees and the name filbert are said to have been introduced into Oregon by early French settlers in what we know as the French Prairie area, north of Salem.