Dogwood Tree Disease Resistant

Katsura tree cercidiphyllum japonicum 60 80 yellow fall color on heart shaped foliage few pest problems. Recent progress has been made in developing dogwoods that resist disease especially anthracnose and other fungal attackers. Developed by rutgers the stellar series including stellar pink constellation celestial and aurora show some resistance against anthracnose and powdery mildew and a high degree of resistance against dogwood borer.

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Dogwood Diseases Insect Pests Dogwood Trees Plant Pests Dogwood

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Dogwood tree disease resistant. When it comes to dogwoods the kousa dogwood cornus kousa is more cold and disease resistant than the flowering dogwood cornus florida according to the arbor day foundation. The disease tolerant and resistant varieties include. Root rots and canker disease abound and thrive in moist conditions. Kousa dogwood cornus kousa national milky way select flowering dogwood c.

A particular variety of cornus florida that has been bred for among other qualities its. Tartarian dogwood cornus alba redosier dogwood c. To increase your chances of enjoying a healthy dogwood choose a cultivar with disease resistance to both anthracnose and powdery mildew. Prune out all.

Western red cedar thuja plicata 60 90 resistant to root rot likes moist soils. Avoid over application of fertilizer which can result in succulent new growth with greater susceptibility to disease. Kousa and hybrids of kousa and native dogwood c. There are listed fungicides and bacterial agents to combat the various disease issues affecting dogwood trees.

Another small tree that is sure to dazzle visitors year round is the kousa. Korean dogwood cornus kousa 20 30 anthracnose resistant white flowers in spring followed by raspberry like fruit. The following update is from tom ranney professor of horticultural. Yet its white flowers are every bit as attractive even if they show up a couple weeks later.

3 disease resistant dogwood trees popular in the northwest and how to care for them appalachian spring dogwood. An upright tree to about 30 feet the korean dogwood s june flowering is. Florida are resistant to anthracnose and decline and should be used to replace dying trees. Leaf and flower blight irregular brown wrinkled patches form on flower bracts and leaves in the spring.

Rutger s hybrid stellar pink. Most resistant to dogwood anthracnose is cornus kousa and its slightly larger version c. Check with your local county extension office for help in treatment or contact a certified arborist. Dogwood anthracnose discula destructiva plant disease resistant cultivars of flowering dogwoods.