How to Grow Benary's Giant Deep Red
Zinnia elegans
Your complete guide to growing Benary's Giant Deep Red.
📷 Wikimedia CommonsWhen to Plant Benary's Giant Deep Red
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 Benary's Giant Deep Red
✓ Good companions
Deters thrips and aphids that commonly attack zinnias
Similar growing requirements and attract complementary pollinators
Attract hoverflies and other beneficial insects that control pests
Attract beneficial predatory insects and pollinators
Repel nematodes and aphids while attracting beneficial insects
Act as trap crop for aphids and cucumber beetles
Provide support structure and attract beneficial birds
Ground cover that attracts beneficial wasps and hover flies
✗ Keep away from
Produces juglone which is toxic to zinnias and causes wilting
Root secretions and leaf litter suppress zinnia germination and growth
Allelopathic properties inhibit zinnia growth and development
