15 Rocky Mountain Juniper Seeds – Heirloom Evergreen Tree for Garden Planting

Rocky Mountain Juniper (Juniperus scopulorum) is a rugged, long-lived evergreen tree native to the rocky slopes and high plains of western North America. Its dense, blue-green foliage and graceful, often irregular form make it a striking specimen for home landscapes, windbreaks, and naturalized gardens. This heirloom selection offers gardeners the chance to grow a durable conifer that provides year-round color, structure, and habitat for birds and other wildlife.

Whether planted as a standalone accent, in a mixed border, or as part of a drought-tolerant planting scheme, Rocky Mountain Juniper delivers reliable performance with minimal fuss. Its tolerance for poor soils, cold winters, and dry conditions makes it a smart choice for challenging sites where other evergreens may struggle.

Plant Features

• Evergreen conifer with dense, blue-green foliage
• Adaptable to a wide range of soil types, including rocky and poor soils
• Drought tolerant once established
• Provides cover and food for birds and wildlife
• Excellent choice for windbreaks, screens, and specimen planting

Growing Information

• Botanical Name: Juniperus scopulorum
• Plant Type: Evergreen conifer
• Sunlight: Full sun
• Soil: Well-drained soil; tolerates rocky, sandy, and poor soils
• Water Requirements: Low to moderate; drought tolerant once established
• Growth Habit: Upright, pyramidal to irregular rounded form
• USDA Hardiness Zones: 3–7
• Mature Height: Typically 20–30 feet, occasionally taller
• Spacing: 8–12 feet apart for screening or windbreaks

Planting & Care

Start Rocky Mountain Juniper seeds indoors in late winter or early spring. Cold stratification improves germination: mix seeds with moist sand or peat and refrigerate for 60–90 days before sowing. Surface-sow or lightly cover seeds with a thin layer of soil, keep the medium consistently moist but not waterlogged, and provide warmth (around 70°F). Germination can be slow and uneven, so be patient. Once seedlings have several sets of true leaves, transplant them into individual pots and grow them on in bright light before setting them out in the garden after the last frost.

Choose a permanent planting site with full sun and well-drained soil. Water young trees regularly during their first year to help them establish, then reduce watering as they become more self-sufficient. Apply a layer of mulch around the base to conserve moisture and suppress weeds, but keep mulch away from the trunk. Rocky Mountain Juniper is generally low-maintenance and rarely requires pruning, though light shaping can be done in early spring if desired.

What's Included

This listing includes 15 Rocky Mountain Juniper seeds.