Taphrina pruni being larger than the healthy one. As a fungus, cool and wet weather conditions promote the germination of spores, whilst warm and dry weather results in infection rarely taking place. Colonisation can become extensive and eradication very difficult. The disease can to some degree be controlled by carefully removing infected branches, witch's brooms and fruit before the infective air borne spores are produced. Applications of copper-containing fungicides have a degree of control over the fungus. Taphrina pruni Taphrina pruni is a fungal plant pathogen of blackthorn (Prunus spinosa) that causes the Pocket or bladder Plum gall, a chemically induced distortion
Grevillea spinosa Grevillea spinosa Grevillea spinosa, also known as the spiny grevillea, is an evergreen shrub of the genus "Grevillea" native to an area in the east of the Mid West, northern Goldfields-Esperance and southern Pilbara regions of Western Australia. The prickly shrub typically grows to a height of and has non-glaucous branchlets. It has simple, dissected, subpinnatisect leaves with a blade that is . It blooms from May to September and produces a terminal raceme irregular inflorescence with green or yellow flowers and orange styles. Later it forms red-brown simple hairy oblong to ovoid fruit that is long. The plant has