A fungus-carrying beetle is infecting black walnut trees in Boulder and other cities with “thousand cankers disease,” a devastating affliction that starves the trees. The city of Boulder has ...

Q. Two years ago, I bought two Carpathian English Walnut trees from a mail-order nursery. One was strong, the other weak. The small tree's leaves turned black and dropped off, but the tree itself did ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...

Blackline disease, caused by Cherry leaf roll virus (CLRV), is considered a serious threat limiting English walnut (Juglans regia) production in Italy and worldwide if walnut species other than J.

Q. I have a large, 25-foot English walnut tree. I’ve been told that in order to have an English walnut the tree has to be crossed with a black walnut. Is this correct? Also, in the past the tree would ...

Headlines were made this summer when nearly 400 Boulder trees succumbed to the twig beetle/canker complex, although nearly the entire population of black walnut trees in Colorado Springs has died.

Tucker Hill checks the status of one of his chestnut trees. Tucker Hill vividly remembers his days as a little boy walking the Franklin County woods, climbing trees, and especially admiring the two ...

Last summer, it was foliage-full and ripe with tasty walnuts. This summer, the 41-year-old tree is deader than a door nail. That tree used to have the sweetest walnuts in Bainbridge, said Mohr, a ...

Walnuts give almonds a run for their money as the most indispensable nut in the pantry. We call them English walnuts. The English call them Persian walnuts. I wonder what the Persians call them.

Q. Two years ago, I bought two Carpathian English Walnut trees from a mail-order nursery. One was strong, the other weak. The small tree's leaves turned black and dropped off, but the tree itself did ...