How to Grow Garden Phlox David
Phlox paniculata 'David'
Your complete guide to growing Garden Phlox David.
📷 Wikimedia CommonsWhen to Plant Garden Phlox David
Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.
| Zone | Start Indoors | Direct Sow | Harvest |
|---|---|---|---|
| Zone 1 | May – June | July – September | — |
| Zone 2 | April – May | June – August | — |
| Zone 3 | April – May | June – August | — |
| Zone 4 | March – April | June – July | — |
| Zone 5 | March – April | May – July | — |
| Zone 6 | March – April | May – July | — |
| Zone 7 | February – March | April – June | — |
| Zone 8 | February – March | April – June | — |
| Zone 9 | January – February | March – May | — |
| Zone 10 | January | February – April | — |
| Zone 11 | January | January – March | — |
| Zone 12 | January | January – March | — |
| Zone 13 | January | January – March | — |
Companion Plants for Garden Phlox David
✓ Good companions
Both attract pollinators, similar height and water needs, natural pest deterrent properties
Similar sun and soil requirements, creates attractive color contrast, blooms complement each other
Repels aphids and other pests, drought tolerant companion with complementary purple blooms
Provides height variation, similar rich soil preferences, creates stunning color combinations
Natural pest deterrent, drought tolerant, aromatic qualities complement garden design
Attracts beneficial insects that help with pest control, similar growing conditions
Attracts beneficial insects, deer resistant like phlox, provides vertical interest
Provides white contrast to phlox colors, similar perennial care requirements, extends bloom season
✗ Keep away from
Produces juglone which is toxic to phlox and inhibits growth
Invasive groundcover that can overwhelm and crowd out phlox plantings
Competes aggressively for nutrients and water, can inhibit phlox establishment
