needle cast

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Noun1.needle cast - a disease of conifers causing the needles to fallneedle cast - a disease of conifers causing the needles to fall
leaf blight - any blight causing a browning and falling of the leaves of a plant
References in periodicals archive ?
Greetings Countryside magazine, this is a story about the Heverly Christmas tree farm and what we tried to do to help stop the Needle Cast fungus.
The reason the problem of Swiss needle cast infection has been kicked down the road by a succession of Oregon Department of Forestry managers for the last 20 years is that solving the problem very likely will involve rejecting the entire industry-driven model of "scientific forestry."
A: Over the past five or six years, I have seen a major outbreak of Rhizos-phaera needle cast disease, and blue spruce seems to be the most susceptible.
Pathogens such as Swiss needle cast and red band needle blight are also taking their toll on trees.
An increasing number of Douglas fir trees in the Oregon Coast Range are suffering from a fungal disease known as Swiss needle cast, which is stunting the growth of the trees by about 50 percent and causing an annual economic loss of $128 million, a new study has found.
One example of a climate change-related forest pathogen is the Swiss needle cast, a fungal foliar disease that is affecting Douglas fir in the Pacific Northwest.
The shortfall was due in part to an infestation called Swiss needle cast that unexpectedly slowed the growth of conifer plantations.