PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND
Red needle-cast
Red needle cast is a disease of radiata pine caused by Phytophthora pluvialis.
- Red needle cast
From Field Assessment, Control and Identification of Common Foliage Diseases of Pine in New Zealand. In this page: Diagnostic features Disease Location Primary diagnostic features of Red Needle Cast (RNC) Needles have distinct…
- Copper a control option for red needle cast
From Forest Health News 309, July 2022 In an important step in the development of control recommendations for red needle cast (RNC), a recent open access paper1 has shown that low-volume… - Spore production and release of Phytophthora pluvialis and Phytophthora kernoviae peaks in late winter in New Zealand radiata pine stands
From Forest Health News 298, March 2020. Red needle cast (RNC) is a significant disease of radiata pine in New Zealand that results in heavy needle cast and associated growth… - PhD research furthers knowledge on red needle cast
From Forest Health News 294, November 2019. You must have heard many times about Phytophthora pluvialis, a pathogen that infects needles of Pinus radiata (radiata pine) and Pseudotsuga menziesii (Douglas fir) in New Zealand… - Copper fungicide effective in reducing red needle cast severity under controlled conditions
From Forest Health News 288, May 2019. A soon to be published paper from Scion’s Forest Protection Team provides further evidence for the effectiveness of copper fungicide in controlling red needle cast (RNC), caused… - Controlling and predicting red needle cast
Harriet Palmer, New Zealand Tree Grower February 2019. Red needle cast is now a widespread needle disease of radiata pine, most evident in northern New Zealand. It is caused by… - Infection of fine roots of radiata pine by Phytophthora pluvialis
From Forest Health News 287, March 2019. Recently published research from Scion’s Forest Pathology group shows that Phytophthora pluvialis, cause of red needle cast (RNC), is capable of infecting fine roots of… - Searching for red needle cast disease resistance
From Forest Health News 283, August 2018. One of the long term goals in the fight against red needle cast (RNC) of radiata pine, caused by Phytophthora pluvialis, is breeding for… - The genetics of Phytophthora pluvialis in New Zealand
From Forest health News 279, February 2018. Red needle cast (RNC), caused by Phytophthora pluvialis, has been a significant disease in plantations of Pinus radiata in parts of New Zealand since at least… - Diseases in the news - Red Needle Cast
From Forest Health News 274, August 2017. Many people would have noticed red needle cast in some radiata pine plantings ranging from the central North Island down to the hills… - Towards a treatment regime for Red Needle Cast
From Forest Health News 273, July 2017. Research is underway at Scion to determine how to manage red needle cast (RNC) of Pinus radiata caused by Phytophthora pluvialis. Approaches being considered include breeding… - Red Needle Cast update, March 2017
From Forest Health News 271, March 2017. A severe outbreak of red needle cast (RNC) in some Pinus radiata forests in the central and eastern North Island during the latter half of… - Predicting Red Needle Cast
From Forest Health News 268, July 2016. Red needle cast is a relatively recent disease of radiata pine caused by Phytophthora pluvialis. Affected trees do not die, but much of the… - Red Needle Cast appearing 2016
From Forest Health News - Issue 265 - March/April 2016. We received our first report of red needle cast for 2016 in early April. It was from the East Cape… - Phosphite shows promise for red needle cast control
From Forest Health News 260, September 2015. In June 2015, we gave an update on research to control dothistroma needle blight and red needle cast using copper fungicide (FH News… - Red needle cast appearing
From Forest Health News 256, May 2015. The first sample of red needle cast for this season was received in the Forest Health Reference Laboratory on 5 May from a forest… - Red needle cast update
From Forest Health News 261, October 2014. In Forest Health News 256 (May 2015) we reported that the first red needle cast sample of the year was confirmed from a…
