Bigcone Douglas-fir
Pseudotsuga macrocarpa
Pinaceae · coniferous tree · native
Last updated
Data Maturity Structured
This profile synthesizes data from multiple published sources. Expert field review is in progress.
Quick Facts
Height
75 ft
Growth Rate
Moderate
Light
Full Sun
Soil
Well Drained
Water
Low
Hardiness
Zone Zones 7a–8b
Bloom Time
Mar 1-Mar 31
Origin
southern California, in mountainous areas from Kern County
Phenological Calendar
| Stage | Typical Window |
|---|---|
| Bud break BBCH 07 | Feb 15-Mar 15 |
| Leaf emergence BBCH 11 | Mar 1-Apr 1 |
| Bloom start BBCH 61 | Mar 1-Mar 31 |
| Bloom end / petal fall BBCH 69 | Apr 1-Apr 15 |
| Fruit/seed development BBCH 71 | Jun 1-Aug 31 |
| Fruit/seed maturity BBCH 85 | Sep 1-Nov 30 |
| Leaf drop BBCH 93 | Oct 15-Nov 30 |
| Dormancy BBCH 97 | Nov 15-Feb 28 |
Diseases (13)
Leptographium wageneri Black-Stain Root Disease Gray Mold [VERIFY] Lower Stem Canker Rhabdocline spp Needle Cast, Rhabdocline Needle Cast, Swiss Thekopsora minima and Naohidemyces vaccinii Rust Botryosphaeria corticis Stem Canker Phoma eupyrena Upper and Lower Stem Canker (Phoma Blight) Yellow-green Mottle Syndrome Diaporthe phaseolorum Upper stem canker Rhabdocline pseudotsugae Rhabdocline needle cast Coniferiporia sulphurascens Laminated Root Rot Armillaria ostoyae Armillaria Root Rot
Pests (12)
Aphidoidea Aphid Coccus hesperidum Brown soft scale Dioryctria spp. Coneworm Adelges cooleyi Cooley spruce gall adelgid Contarinia pseudotsugae Douglas-fir needle midge Orgyia pseudotsugata Douglas-fir tussock moth Cylindrocopturus furnissi Douglas-fir twig weevil Chionaspis pinifoliae Pine needle scale Synanthedon novaroensis Pitch moth Lophocampa argentata Silverspotted tiger moth Oligonychus ununguis Spruce spider mite Synanthedon sequoiae Sequoia pitch moth