Siberian Cypress

Siberian Cypress (Microbiota decussata)

Siberian Cypress is a tough, low-growing evergreen that spreads into a soft, fern-like carpet and makes landscapes feel calmer and more finished. It is a strong choice for cold climates where you want dependable year-round structure without a spiky, coarse look. Through the growing season it stays fresh green, then shifts to bronzy, coppery tones in winter for extra seasonal interest. Once established, it handles dry stretches well, especially in well-drained soil, and it quietly does the job of covering ground and reducing weeds.

Distinctive Features

This broad, spreading conifer forms a dense, prostrate to gently mounding mat with feathery, flat sprays that feel softer than most groundcover evergreens. Stems often layer and drape at the tips, creating a relaxed, natural texture that still reads as intentional. Summer foliage is green, while winter color commonly turns bronze to coppery, sometimes with purplish tones in cold weather. It performs best in cooler summer climates and can struggle in areas with hot, humid summers or consistently wet, poorly drained soil.

Growing Conditions

• Sun: Full sun to part shade, with best density in sun and good performance in light shade.
• Soil: Average, well-drained soil is ideal, and it benefits from good drainage rather than heavy, soggy ground.
• Water: Water regularly during establishment, then provide moderate moisture, with drought tolerance improving once established.
• USDA Zones: USDA Zones 2 to 7.
• Climate: Best in cooler summer regions, and may perform poorly in very hot, humid climates.
• Drainage: Avoid persistently wet sites, because poor drainage can lead to decline.

Ideal Uses

• Focal Point: Use as a wide, textured evergreen sweep in the foreground where its winter bronze color can be appreciated up close.
• Groundcover: Plant as a weed-suppressing carpet in open beds where you want a soft, low evergreen layer.
• Erosion Control: Use on slopes and banks to help stabilize soil with a dense, spreading growth habit.
• Edging: Line paths and bed edges to create a clean, evergreen boundary that stays low and tidy.
• Rock Gardens: Tuck among boulders and stonework to soften hard lines with feathery, evergreen texture.

Low Maintenance Care

• Watering: Keep evenly moist the first season, then water during extended drought for best color and vigor.
• Pruning: Prune lightly in spring to shape or contain spread, because hard pruning into old wood can reduce recovery.
• Mulching: Mulch to conserve moisture and reduce weeds, keeping mulch off the stems to maintain airflow.
• Fertilizing: Fertilize sparingly if needed, because excessive feeding can encourage looser growth.
• Site Selection: Prioritize drainage and airflow to support long-term health and cleaner winter color.

Why Choose Siberian Cypress?

• Cold Hardiness: Stays reliable through very cold winters, providing evergreen structure when many groundcovers fail.
• Soft Texture: Feathery sprays create a gentler look than many junipers and other groundcover conifers.
• Seasonal Interest: Green summer foliage shifts to bronze and copper tones for standout winter color.
• Mature Size: Typically grows about 1 to 2 feet tall and spreads about 8 to 12 feet wide over time.
• Deer: Often considered deer resistant, though browsing pressure can vary by location.

If you want an evergreen groundcover that looks refined and holds up in cold climates, Siberian Cypress is a dependable pick. Give it sun to light shade, good drainage, and steady moisture while it settles in. Once established, it becomes a low-maintenance carpet that ties plantings together and keeps the landscape looking intentional in every season.