
Blue Star Juniper
Juniperus squamata 'Blue Star'
Essentials
At a Glance
Plant Type
Shrub
Height
24 inches
Width
36 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8
Water
Low to moderate
Humidity
Average
Lifespan
Long-lived
Native To
Himalayas, China
Toxicity
Foliage may cause skin irritation; berries are toxic if ingested.
The Story
Plant Bio
A dwarf, slow-growing, multi-stemmed evergreen shrub with a dense, mounded, dome-shaped habit. Features awl-shaped, silvery-blue foliage that is attractive year-round. This cultivar is noted for its stunning blue color and dense, decorative form.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Select well-draining soil with a neutral to slightly alkaline pH.
- Tuck seeds or cuttings into soil, ensuring good contact for root development.
- Mist cuttings regularly to maintain humidity during rooting process.
- Ensure the plant receives full sun for optimal growth.
- Water deeply but infrequently, allowing soil to dry between waterings.
- Mulch around the base to retain moisture and suppress weeds.
Pro Tip
Use a sandy or rocky soil mix to mimic native conditions for best results.
Keep It Thriving
Care Guide
Do
- Water deeply during dry periods to prevent drought stress 🌱
- Prune lightly in late winter to maintain shape
- Feed with a balanced, slow-release fertilizer in spring
Don't
- Avoid overwatering to prevent root rot ❌
- Do not fertilize in late fall to avoid unnecessary growth
- Refrain from heavy pruning during the growing season
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mulch | ||||||||||||
| Plant | ||||||||||||
| Prune | ||||||||||||
| Spring Cleanup |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Blue Star Juniper questions
What zones can Blue Star Juniper grow in?
Blue Star Juniper is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Blue Star Juniper deer resistant?
Yes — Blue Star Juniper is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Blue Star Juniper bloom?
Blue Star Juniper typically blooms in spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Blue Star Juniper need full sun?
Blue Star Juniper does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Blue Star Juniper drought tolerant?
Yes — once established (usually after the first full season), Blue Star Juniper handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
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