Oaks ‘n’ Folks – Volume 6, Issue 3 – December 1991 Introduction The average stand age of Engelmann Oak (Quercus engelmannii Greene) on the Santa Rosa Plateau, Riverside County, California, is 80-130 years, with trees older than this being less frequent
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Filbert Pests in Live Oaks
Oaks ‘n’ Folks – Volume 6, Issue 2 – July 1991 Introduction Two of the most common acorn-boring insects found in the San Francisco Bay area are larvae of the filbert weevil, Curculio occidentis, and the filbertworm, Melissopus latiferreanus. Damage to acorn crops by
Read full articleGophers Love Oak-To Death
Oaks ‘n’ Folks – Volume 6, Issue 1 – April 1991 Introduction Plantings of blue and valley oaks, both acorns and nursery stock, face several problems that threaten survival. Weed control may be one of the most important of these.
Read full articleGrasshoppers Continue to Hamper Oak Restoration Efforts
Oaks ‘n’ Folks – Volume 9, Issue 2 – September 1994 Introduction During the past seven years, over a dozen oak field trials have been established at the Sierra Foothill Research and Extension Center (SFREC). While we have discovered numerous
Read full articleArmillaria Mellea: Native Soil Fungus Causing Root Rot
Oaks ‘n’ Folks – Volume 2, Issue 2 – November, 1987 Introduction Armillaria mellea is a common soil-borne fungus that lives on a wide range of woody and herbaceous plants. Also known as oak root fungus, mushroom root rot, honey fungus
Read full articleCaterpillar Pests of Oak Trees
Oaks ‘n’ Folks – Volume 2, Issue 2 – November, 1987 Introduction Did your oak tree lose its leaves early this year? Did they just seem to be eaten away? They well may have been, by one or both of
Read full articleBranch Dieback and Twig Blight of Oak
Oaks ‘n’ Folks – Volume 2, Issue 1 – August, 1987 Introduction Oaks in California are valued as urban and park trees, as scenic adornment of Coast range and Sierra foothills, as food and cover for wildlife, and as shade
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Oaks ‘n’ Folks – Volume 16, Issue 2 – August 2000 In the late Pleistocene, California was home to a diverse suite of large vertebrates, including digging and rooting animals like the peccary and grizzly bear. These two species, along with
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