Blue Paradise Phlox
Phlox paniculata 'Blue Paradise'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
36 inches
Width
24 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8
Water
Moderate
Humidity
Average
Lifespan
Perennial
Native To
North America
Toxicity
Non-toxic to humans and pets
The Story
Plant Bio
Phlox paniculata 'Blue Paradise' produces large clusters of blue flowers atop sturdy stems, ideal for garden borders. Notable for its fragrant flowers that appear violet-blue in cool light (morning, evening) and shift to violet-pink in the heat of midday sun.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Select a location with full sun to partial shade for optimal growth.
- Prepare well-draining soil enriched with organic matter.
- Tuck seeds or cuttings into the soil, keeping roots moist during planting.
- Water regularly, especially during dry spells, to keep soil evenly moist.
- Mulch around the plant to retain moisture and suppress weeds.
- Prune after flowering to encourage bushy growth and more blooms.
Pro Tip
Plant in well-drained soil and provide consistent moisture for best flowering results.
Keep It Thriving
Care Guide
Do
- Water deeply once a week during dry periods 🌱
- Prune after bloom to maintain shape and health
- Apply a balanced fertilizer in early spring
- Monitor regularly for pests and diseases
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t neglect pruning after flowering
- Avoid planting in heavy, poorly-drained clay soil
- Don’t fertilize late in the season to prevent weak growth
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Fertilize | ||||||||||||
| Pest Check | ||||||||||||
| Spring Cleanup | ||||||||||||
| Stake |
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 Paradise Phlox questions
What zones can Blue Paradise Phlox grow in?
Blue Paradise Phlox 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 Paradise Phlox deer resistant?
Not reliably. Deer may browse Blue Paradise Phlox, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Blue Paradise Phlox bloom?
Blue Paradise Phlox typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Blue Paradise Phlox need full sun?
Blue Paradise Phlox does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
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Phlox pilosa
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Phlox paniculata 'Sherbet Cocktail'
Emerald Blue Moss Phlox
Phlox subulata 'Emerald Blue'
Keep exploring
Explore the genus
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Hardy in your zone?
Grow Blue Paradise Phlox with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
