Dragon Spruce
Picea asperata
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
40 ft
Growth Rate
Medium
Light
Full Sun to Shade
Soil
Moist
Water
Moderate
Hardiness
Zone Zones 6a–8b
Origin
China, especially Sichuan
Diseases (16)
Thekopsora minima and Naohidemyces vaccinii Rust Rhizosphaera Needle Cast Oil Discoloration Of Foliage Botrytis Blight Abiotic or viral Bud Failure Cylindrocarpon spp. (now Ilyonectria spp.) Cylindrocarpon Root Rot Cytospora spp. (Valsa spp., Leucostoma spp.) Cytospora Canker Several soilborne Damping-off Drought Injury Heterobasidion annosum Heterobasidion Root Disease Needle Distortion Phytophthora spp. (P Phytophthora Root Rot Phaeolus schweinitzii Schweinitzii root and butt rot Sparassis crispa (syn. S Sparassis Root Rot Fomitopsis officinalis, Porodaedalea pini, and other wood... Stem Decay Diaporthe vaccinii or Diplodia tip blight agents Tip Blight
Pests (15)
Elatobium abietinum Spruce aphid Pissodes strobi White pine weevil Oligonychus ununguis Spruce spider mite Coleotechnites piceaella Spruce needleminer Choristoneura fumiferana Spruce budworm Physokermes piceae Spruce bud scale Chionaspis pinifoliae Pine needle scale Orgyia pseudotsugata Douglas-fir tussock moth Adelges cooleyi Cooley spruce gall adelgid Dioryctria spp. Coneworm Cacoecimorpha pronubana Carnation tortrix Hemiberlesia ithacae Hemlock scale Lophocampa argentata Silverspotted tiger moth Cephalcia spp. Western webspinning sawfly Webworm