Bristlecone Pine
Pinus aristata
Pinaceae · conifer · introduced
Quick Facts
Height
500 ft
Spread
13 ft
Growth Rate
Slow
Light
Full Sun
Soil
Well Drained
Water
Low
Hardiness
Zone Zones 4a–8b
Bloom Time
Jul 1-Jul 31
Origin
the mountains of Colorado
Phenological Calendar
| Stage | Typical Window |
|---|---|
| New growth flush BBCH 11 | Feb 15-Mar 15 |
| Bloom start BBCH 61 | Jul 1-Jul 31 |
| Bloom end / petal fall BBCH 69 | Jul 15-Aug 15 |
| Fruit/seed development BBCH 71 | Jun 1-Aug 31 |
| Fruit/seed maturity BBCH 85 | Sep 1-Nov 30 |
Diseases (26)
Western Gall Rust
Cronartium ribicola White Pine Blister Rust
Phytophthora spp. (P Phytophthora Root Rot
Lophodermium Needle Cast
Lophodermella Needle Cast
Elytroderma Needle Cast
Arceuthobium spp. (parasitic plant) Dwarf Mistletoe
Armillaria ostoyae Armillaria Root Rot
Cytospora spp. (synonyms: Leucostoma, Valsa) Canker
Cyclaneusma Needle Cast
Several soilborne Damping-off
Dothistroma Needle Blight (Red Band)
Botrytis cinerea Gray Mold
Heterobasidion Root Disease
In most Hypocotyl Rot and Root Rot
Medusa Needle Blight
Rhabdocline spp. including R Needle Cast
Needle Rusts
Pine Wilt
Root Rot (Armillaria ostoyae)
Root Rot (Phytophthora spp.)
Salt Damage
Sirococcus Shoot Blight
Stem decay Stem Decay
Tip Blight
Diaporthe vaccinii Twig Blight
Pests (23)
Eriophyidae Eriophyid mite
Pineus strobi Pine bark adelgid
Coneworm
Pine Aphid
Pissodes strobi White pine weevil
Tetranychidae Spider mite
Sequoia pitch moth
Pine Needle Sheathminer Pine Sheath Miner
Chionaspis pinifoliae Pine needle scale
Pine Butterfly
Pandora moth
Mountain pine beetle
Rhyacionia buoliana European pine shoot moth
Black pineleaf scale
Coneworm and shoot moth
Giant conifer aphid
Pine needle sheathminer
Pine sawfly
Pine white butterfly
Powdery pine needle aphid
Cylindrocopturus furnissi Root weevil
Woolly pine needle aphid
Pine sheath miner
Cultivars (1)
Bashful 75
Common name: Bashful #75 Bristlecone PineBashful Bristlecone Pine