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Larch (Larix) - (Forest/park trees)

List of pests-diseases-weeds for country: U.S.A. (NW)

Information on all pests, diseases and weeds can be found in the downloadable Excel files
click on a pest/disease/weed to display a list of relevant publications

diseases:

Basidiomycota:

Heterobasidion irregulare
Heterobasidion occidentale

pests:

Coleoptera:

Dendroctonus pseudotsugae

Lepidoptera:

Coleophora laricella

weeds:

Eudicotyledons (other orders):

Arceuthobium laricis (weed)
Symphoricarpos albus (weed)