Category Archives: Tree Health

Successful Tree Preservation in Davis, California: The Result of Professional Cooperation and Effective Communication Considering Tree Biology and Architecture

John Lichter, M.S. Owner, Tree Associates ASCA Registered Consulting Arborist, ISA Board Certified Master Arborist Steve Pro, Owner of Morningstar Builders, asked me to prepare an Arborist Report, including a tree evaluation, impact assessment and preservation plan, to meet City … Continue reading

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Horticultural Considerations for Utilizing Coast Redwood in Northern California Landscapes

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By John Lichter, M.S., and Richard Evans, PhD. I want to share my observations concerning a malady that recently has caused widespread dieback and decline of coast redwood in Northern California. Since the pathogens associated with this malady seem to … Continue reading

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Correcting Leaf Yellowing in Alkaline Soils

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Many plants growing in our region of California suffer from the chronic occurrence of leaf yellowing, or chlorosis. Chlorosis is the result of the loss of the green pigment, chlorophyll, which is essential to the process of photosynthesis. In effect, … Continue reading

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