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The leaf drop is probably due to anthracnose. Anthracnose is a common fungal disease of trees in Iowa. Anthracnose may occur on ash, sycamore, maple, oak, walnut, and other deciduous trees (see encyclopedia article Anthracnose on shade trees).Cool, rainy weather in spring favors anthracnose development. View 7 photos for Spring Valley Rd, Addison, TX a 1 bed, 1 bath. apartment built in. Spring Valley Rd, Addison, TX is a 2 bed, bath home.

The elongated oblong leaves have between three and nine leaflets with toothed edges.

See the estimate, review home details, and search for homes nearby. A major disease problem facing ash tree growers is ash yellows, a disease cause by a microorganism called phytoplasma. The earliest symptoms are diminished new growth. A healthy ash tree adds 6 to 8 inches of new growth, while infected ashes may only add an inch or less.

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What new growth does appear grows sparsely in tufts on the end of branches. Sep 29, Ash tree leaves are compound pinnate leaves with five to nine (sometimes eleven or thirteen) oblong-lanceolate leaflets. The leaflets grow oppositely on the leaf stalk.

Ash tree leaves grow to between 8” and 12” (20 – 30 cm) long. The individual leaflets are between 3” and 5” ( – 12 cm) long.