How to Grow Ruby Streaks
Brassica juncea
Your complete guide to growing Ruby Streaks.
📷 Wikipedia: Brassica junceaWhen to Plant Ruby Streaks
Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.
| Zone | Start Indoors | Direct Sow | Harvest |
|---|---|---|---|
| Zone 1 | — | June – July | June – September |
| Zone 2 | — | May – July | June – September |
| Zone 3 | — | May – June | May – October |
| Zone 4 | — | April – June | May – October |
| Zone 5 | — | April – May | May – November |
| Zone 6 | — | April – May | April – November |
| Zone 7 | — | March – May | April – November |
| Zone 8 | — | March – April | March – December |
| Zone 9 | — | February – March | February – December |
| Zone 10 | — | January – March | February – December |
| Zone 11 | — | January – February | January – December |
| Zone 12 | — | January – February | January – December |
| Zone 13 | — | January – February | January – December |
Companion Plants for Ruby Streaks
✓ Good companions
Loosens soil for lettuce roots and doesn't compete for surface nutrients
Repels aphids and improves lettuce flavor while providing natural pest deterrent
Attracts beneficial insects like ladybugs and lacewings that control lettuce pests
Natural fungicide properties help prevent lettuce diseases like downy mildew
Deters nematodes and aphids while attracting beneficial predatory insects
Acts as trap crop for aphids and cucumber beetles, protecting lettuce
Acts as trap crop for flea beetles and breaks up soil for lettuce growth
Similar growing requirements and can be succession planted together
✗ Keep away from
Competes heavily for nitrogen and can shade out lettuce with large leaves
Can attract carrot flies which may damage lettuce roots in close proximity
Allelopathic compounds inhibit lettuce germination and growth
Nutrition Facts
Per 100g serving (USDA FoodData Central)
