There are many apple tree species that ... s health unless many leaves turn yellow and fall off. Botryosphaeria dothidea is called “white rot” or “Bot Rot.” It is a fungus that affects apple, ...

December is National Pear Month, not just because we hear about them in a famous Christmas carol, but because most of the ...

The oak is often a symbol of solidity and permanence, but the secret of the tree’s success may be in its ability to adapt and ...

Bartlett pears change color from green to yellow ... protecting cells from the damage they can cause. Pear trees are highly susceptible to a bacterial disease called fire blight, caused by the ...

As the festive season approaches, evergreen conifers like spruce and pine adorn homes worldwide. But while Christmas trees ...

The Pacific Northwest, including Washington and Oregon, produce more than 80% of the nation's pears, said Ed Ing, a pear ...

Now that the trees have dropped their leaves for the season, people tend to notice a greenish-gray crusty growth on the bare ...

The retention of leaves throughout the growing season is an adaptative strategy known to us as marcescence. Oak species ...

Police identified the shooter who they said opened fire inside a private Christian school in Madison, Wisconsin, killing a teacher and teen student and injuring six others on Monday. Madison ...

Tony Hetherington is Financial Mail on Sunday's ace investigator, fighting readers corners, revealing the truth that lies behind closed doors and winning victories for those who have been left out ...