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  1. Black Knot of Plums and Cherries

    https://ohioline.osu.edu/factsheet/plpath-fru-31

    summer, the young knots turn darker and elongate. By fall, they become hard, brittle, rough and black. ... a white or pinkish color during the summer. Smaller twigs usually die within a year after being infected. ... may become visible by the late summer of the year of infection but often are not noticed until the ...

  2. Be Aware of Heat Stress

    https://ohioline.osu.edu/factsheet/aex-79011

    Agricultural and Biological Engineering Jeffery Suchy, Graduate Student and Lecturer, Food, Agricultural and ... Biological Engineering Farming and gardening activities involve working outside during the hot summer months. ... the spring and early summer by initially scheduling shorter periods of work outside.   Avoid substance ...

  3. Brown Rot of Stone Fruits

    https://ohioline.osu.edu/factsheet/plpath-fru-29

    masses of brownish-gray spores. The diseased flowers usually remain attached into the summer. Young ... May and June. These summer spores are easily detached, and, like the ascospores, are mainly ... 70 degrees F are most favorable for disease development. Following spring and summer rainy periods, ...

  4. 20 Questions on Plant Diagnosis

    https://ohioline.osu.edu/factsheet/plpath-gen-3

    often in such details, sometimes related to others who help with the diagnosis, such as a diagnostic lab ... drained soils with poor internal aeration sooner or later result in death of Taxus. Acid-loving plants ... office building. The building’s owner may not be located in the building, and the company hired to manage ...

  5. Rusts of Apple

    https://ohioline.osu.edu/factsheet/plpath-fru-02

    on the underside of the leaf. These spots thicken, and during late spring and early summer a number ... yellow and drop. Defoliation of rusted leaves is most common in dry summers.  On fruit, similar ... weather of late summer or early fall and penetrate the twig. A young, pea-size, greenish-brown gall ...

  6. Natural Organic Lawn Care

    https://ohioline.osu.edu/factsheet/hyg-4031

    maintenance are available by searching  ohioline.osu.edu. Renovating an old lawn in late summer/early fall ... performed at a soil-testing lab. Most tests will measure pH and various nutrient levels. Also included will ... summer heat can also be used the kill the existing grass, though this may be difficult to do based on the ...

  7. Athens County’s Forest Economy

    https://ohioline.osu.edu/factsheet/F-99

    District. Enlist the assistance of a professional forester when planning a timber sale. Consider hiring an ... self-employed work. Sawtimber Volume: Net volume in board feet by the International 1/4-inch rule of sawlogs in ...

  8. Cool-Season Turfgrasses for Sports Fields and Recreational Areas

    https://ohioline.osu.edu/factsheet/str-1

    susceptible to brown patch, summer patch and dollar spot. CELA Early spring green-up, moderate stress ... (typically in spring) Dollar spot (typically in summer) Rust (typically in the fall) Devastating diseases ... PRG has moderate drought resistance and requires irrigation to maintain quality during most summers ...

  9. Cherry Leaf Spot

    https://ohioline.osu.edu/factsheet/plpath-fru-40

    mid-summer. Early and repeated defoliation can result in: (1) dwarfed and unevenly ripened fruit with poor ... required before symptoms appear. Once lesions have developed, masses of secondary or summer spores ... usually occurs in years with numerous rainy periods throughout late spring and summer, when repeated ...

  10. Giant Caterpillars

    https://ohioline.osu.edu/factsheet/HYG-2015-11

    late summer and early autumn, large, unusually shaped, colorful caterpillars are often seen. These ... mature in late summer, wandering around searching for a place to burrow underground to pupate. ... larval period is 35 to 60 days. In the late summer or early fall, the larva spins an overwintering cocoon ...

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