Seaside Juniper

Juniperus scopulorum

Native to:
Canada, Mexico, United States

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Taxonomy

Division:
Coniferophyta | - Conifers
Family:
Cupressaceae
Genus:
Juniperus
Species:
Juniperus scopulorum
USDA Symbol:
JUMA10

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
1500 cm
Light Requirements:
Full Sun,Part Shade
Drought Tolerance:
High
Bloom Months:
apr,may

Wildlife Benefits

Caterpillars:
★★☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

Caterpillar Keystone:
★★★★☆ Butterfly & moth species supported by this genus (NWF)

Host Plant for Caterpillars

Abagrotis glenni, Abagrotis mirabilis, Coleotechnites occidentis, Eupithecia niphadophilata, Eupithecia placidata, Freyer's Pug (Eupithecia intricata), Henricus infernalis, Semiothisa setonana, Semiothisa triviata, Stamnoctenis morrisata, Juniper Hairstreak (Mitoura grynea), Nelson's hairstreak (Mitoura nelsoni), Siva Hairstreak (Mitoura siva)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fragrant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Thin-barked and fire-sensitive when young, but mature trees can survive low-intensity surface fires. Post-fire recovery is slow.

Propagation & Germination

Stratification:
Warm then cold/moist stratification (double dormancy) — 90–120 days
Germination Time:
30–90 days
Notes:
Seeds require warm stratification followed by cold stratification. Germination can be slow and erratic.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 90 days.

Source: Claude AI