Rusty oak in northern Iowa

Iowa
Iowa foresters are watching 100-year-old white oaks suddenly die within a few weeks, and they're not sure why.The problem is most prevalent in the south central part of the state, but different species of oaks in northern Iowa are facing their own problems.Jason Walker, Iowa Department of Natural Resources lands private forests based on of Charles City, 'sa patch of population that is endangered in northern Iowa. Bur oaks are more common than white oaks in the northern part of the country.“There are some other issues in the white oak species family, such as lapwing,” Walker said. "We have a lot of oak decay, especially in the clear lake area near Charles City and the Decorah area."Walker said late blight is a fungal disease that affects the leaves of trees…
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Rusty oak in northern Iowa

Iowa
MATTHEW REZAB Globe Gazette Iowa foresters are watching 100-year-old white oaks suddenly die within a few weeks, and they're not sure why.The problem is most prevalent in the south central part of the state, but different species of oaks in northern Iowa are facing their own problems.Jason Walker, Iowa Department of Natural Resources lands private forests based on of Charles City, 'sa patch of population that is endangered in northern Iowa. Bur oaks are more common than white oaks in the northern part of the country.“There are some other issues in the white oak species family, such as lapwing,” Walker said. "We have a lot of oak decay, especially in the clear lake area near Charles City and the Decorah area."Walker said late blight is a fungal disease that affects…
Read More

Rusty oak in northern Iowa public

Iowa
Iowa foresters are watching 100-year-old white oaks suddenly die within a few weeks, and they're not sure why.The problem is most prevalent in the south central part of the state, but different species of oaks in northern Iowa are facing their own problems.Jason Walker, Iowa Department of Natural Resources lands private forests based on of Charles City, 'sa patch of population that is endangered in northern Iowa. Bur oaks are more common than white oaks in the northern part of the country.“There are some other issues in the white oak species family, such as lapwing,” Walker said. "We have a lot of oak decay, especially in the clear lake area near Charles City and the Decorah area."Walker said late blight is a fungal disease that affects the leaves of trees…
Read More