Citronella Plant (Mosquito Plant) in Zone 11a & 11b
Pelargonium citrosum
When to plant citronella plant (mosquito plant) in zone 11b
Zones 11a and 11b share the same average frost dates in our data, so this page covers both.
Method: Buy as a start: Buy as a nursery start and transplant outside. Citronella Plant (Mosquito Plant) is slow or unreliable from seed, so most gardeners skip seed-starting it entirely.
| Start indoors | Not started from seed; buy as a nursery start |
|---|---|
| Direct sow / transplant outside | Jan 8–Jan 15 |
| Estimated harvest | Mar 9–Mar 16 (~60 days after transplanting) |
Spacing: about 4 square feet per plant (square-foot-gardening spacing). Mature height: 2-3 ft.
This is a scented geranium marketed as a mosquito plant. The scent is lovely. The mosquito claim does not survive contact with the evidence.
How citronella plant (mosquito plant) fits zone 11's season
Zone 11b is frost-free in this dataset, so frost is not what limits the calendar here. What you can plant, and when, comes down to summer heat and daylength instead.
Good companions
No standout companions recorded yet for Citronella Plant (Mosquito Plant).
Where to buy citronella plant starts
Citronella Plant (Mosquito Plant) is almost always bought as a nursery start rather than seeded. Check a local nursery or garden center; we haven't vetted online start/plant suppliers yet.
See it growing
Search YouTube for "growing citronella plant (mosquito plant)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 11b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →
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Growing Citronella Plant (Mosquito Plant) in USDA zone 11b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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