How to Grow Leonardo
Cichorium intybus
Your complete guide to growing Leonardo.
📷 Wikipedia: LettuceWhen to Plant Leonardo
Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.
| Zone | Start Indoors | Direct Sow | Harvest |
|---|---|---|---|
| Zone 1 | — | June – July | August – September |
| Zone 2 | — | May – July | July – September |
| Zone 3 | — | May – June | July – October |
| Zone 4 | — | April – June | June – October |
| Zone 5 | — | April – May | June – November |
| Zone 6 | — | April – May | June – November |
| Zone 7 | — | March – May | May – November |
| Zone 8 | — | March – April | May – December |
| Zone 9 | — | February – March | April – December |
| Zone 10 | — | January – March | March – December |
| Zone 11 | — | January – February | February – December |
| Zone 12 | — | January – February | February – December |
| Zone 13 | — | January – February | February – December |
Companion Plants for Leonardo
✓ Good companions
Repels aphids and whiteflies, may improve flavor
Deep roots don't compete with shallow lettuce roots, maximizes space
Deters aphids and other soft-bodied insects with strong scent
Natural pest deterrent, repels aphids and slugs
Repels nematodes and aphids, attracts beneficial insects
Acts as trap crop for aphids and cucumber beetles
Attracts beneficial insects and doesn't compete for space
Quick-growing, helps break up soil and deters flea beetles
Similar growing requirements, efficient use of garden space
✗ Keep away from
Large leaves create too much shade, competes for nutrients
Inhibits growth of most garden plants through allelopathy
Nutrition Facts
Per 100g serving (USDA FoodData Central)
