Seasonwarm
Sun6+ hours
Plant spacing12 in
Container depth10 in
Start here
Direct sow in warm soil with good airflow.
Keep it going
Deadhead and give plants enough space to dry after rain.
Layout notes
Plan for the whole plant.
Leave about 18 inches between rows. The listed spacing is a starter distance for common varieties, so check seed packets or plant labels if your cultivar says otherwise.
Open spacing calculator ↗Practical nearby crops
Good starter neighbors for zinnias.
This page is a maintained starter guide, not a diagnosis or local planting-date guarantee. Check your local Extension service and plant label before making seasonal or treatment decisions.
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