Northern Japanese Hemlock
Tsuga diversifolia
Pinaceae · coniferous tree · introduced
Last updated
Data Maturity Structured
This profile synthesizes data from multiple published sources. Expert field review is in progress.
Quick Facts
Height
80 ft
Light
Full Sun to Shade
Hardiness
Zone Zones 4–5
Bloom Time
Non-flowering
Origin
Japan
Diseases (12)
Phytophthora spp. (P Phytophthora Root Rot Heterobasidion annosum (syn. Fomes annosus) Annosus Root Rot Armillaria ostoyae Armillaria Root Rot Drought Injury Arceuthobium spp. (parasitic plant) Dwarf Mistletoe Gray Mold Heterobasidion annosum Heterobasidion Root Disease Coniferiporia sulphurascens Laminated Root Rot Thekopsora minima and Naohidemyces vaccinii Rust Phytophthora cactorum"heeled in\" (placed in sawdust pile... Shoot Blight Rhizoctonia spp. (binucleate) Web Blight Limb and Wood Decay
Pests (7)
Hemiberlesia ithacae Hemlock scale Adelges tsugae Hemlock woolly adelgid Dioryctria spp. Coneworm Coneworm and shoot moth Chionaspis pinifoliae Pine needle scale Otiorhynchus spp. Root weevil Hemlock adelgid