Search results
Results From The WOW.Com Content Network
Phomopsis dieback Phomopsis spp. Phyllosticta leaf spot Phyllosticta spp. Phytophthora blight and dieback Phytophthora nicotianae var. parasitica = Phytophthora parasitica. Phytophthora root rot and wilt Phytophthora cinnamomi Phytophthora nicotianae var. parasitica. Powdery mildew Erysiphe polygoni Microsphaera penicillata. Pucciniastrum leaf rust
Forest dieback (also "Waldsterben", a German loan word, pronounced [ˈvaltˌʃtɛʁbn̩] ⓘ) is a condition in trees or woody plants in which peripheral parts are killed, either by pathogens, parasites or conditions like acid rain, drought, [1] and more.
Twig dieback also starts apically and works towards the center of the plant. It is characterized by a slow necrosis of the branch, leaving large, dead limbs on the upper portions of trees. [2] Under the microscope, it can be identified by its immersed, pyriform perithecia (pear-shaped, spore-containing structures), which have a brown exterior wall.
The Azalea Society of America designated Houston, Texas, an "azalea city". [citation needed] The River Oaks Garden Club has conducted the Houston Azalea Trail every spring since 1935. [citation needed] Valdosta, Georgia is called the Azalea City, as the plant grows in profusion there. The city hosts an annual Azalea Festival in March.
It causes branch dieback, possibly affecting a large portion of the tree canopy, and if severe it can kill entire plants. [4] It was originally found on fallen fruit of Malus pumila in Great Britain and published and described by Berk as Sphaeropsis malorum in 1836 . [5] [2] With the epithet 'malorum' derived from the Latin for Apple. It is ...
Hymenoscyphus fraxineus is an ascomycete fungus that causes ash dieback, a chronic fungal disease of ash trees in Europe characterised by leaf loss and crown dieback in infected trees. The fungus was first scientifically described in 2006 under the name Chalara fraxinea .
Dieback may refer to a number of plant problems and diseases including: Forest dieback caused by acid rain, heavy metal pollution, or imported pathogens The death of regions of a plant or similar organism caused by physical damage, such as from pruning
Epicormic shoots sprouting vigorously from epicormic buds beneath the bushfire damaged bark on the trunk of a Eucalyptus tree. An epicormic shoot is a shoot growing from an epicormic bud, which lies underneath the bark of a trunk, stem, or branch of a plant.