Magenta Spreen in Zone 9a & 9b
Chenopodium giganteum
When to plant magenta spreen in zone 9b
Zones 9a and 9b share the same average frost dates in our data, so this page covers both.
Method: Direct sow: Direct-sow outside. Magenta Spreen doesn't transplant well, or doesn't need the extra time indoors.
| Start indoors | Not typically started indoors |
|---|---|
| Direct sow / transplant outside | Jan 25–Feb 1 |
| Estimated harvest | Mar 11–Mar 18 (~45 days after direct-sowing) |
Spacing: 2 per square foot (square-foot-gardening spacing). Mature height: 4-6 ft.
Magenta spreen is a relative of lambsquarters and quinoa, grown as much for its looks as for eating; young leaves and growing tips carry a distinctive magenta-pink dusting that fades as the plant matures.
How magenta spreen fits zone 9's season
Zone 9b's frost-free window runs about 293 days, from February 15 to December 5. Magenta Spreen needs about 45 days from sowing to first harvest.
Good companions
No standout companions recorded yet for Magenta Spreen.
Where to buy magenta spreen seeds
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing magenta spreen" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 9b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →
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Growing Magenta Spreen in USDA zone 9b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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