Gazania in Zone 3a & 3b
Gazania rigens
Yes, gazania grows in zones 3a and 3b. Start seeds indoors Apr 18–Apr 25 and plant out Jun 6–Jun 13.
When to plant gazania in zone 3b
Zones 3a and 3b share the same average frost dates, so this page covers both.
Method: Start indoors: Start indoors from seed, then transplant outside. It needs a head start most zones can't give it by direct-sowing alone.
| Start indoors | Apr 18–Apr 25 |
|---|---|
| Direct sow / transplant outside | Jun 6–Jun 13 |
| Estimated bloom | Aug 20–Aug 27 (~75 days after transplanting) |
Spacing: 2 per square foot (square-foot-gardening spacing). Mature height: 0.5-1 ft.
Plant alongside it in zone 3b
These go outside within two weeks of gazania in zone 3b, so one planting day can cover them.
- NasturtiumJun 6–Jun 13
- MarigoldJun 6–Jun 13
- Ageratum (Flossflower)Jun 6–Jun 13
- Annual Geranium (Pelargonium)Jun 6–Jun 13
- Butterfly Weed (Asclepias)Jun 6–Jun 13
- Campanula (Bellflower)Jun 6–Jun 13
Gazania is built for the conditions that kill most bedding plants: heat, poor soil, and inconsistent watering.
How gazania fits zone 3's season
Zone 3b's frost-free window runs about 98 days, from May 30 to September 5. Gazania needs about 75 days from transplant to first bloom.
Gazania planting windows in every zone
Zone 3b is highlighted. Useful for comparing against a neighbouring zone, or for a garden somewhere else.
| Zone | Start indoors | Sow or plant out | Bloom |
|---|---|---|---|
| 3a & 3b (your zone) | Apr 18–Apr 25 | Jun 6–Jun 13 | Aug 20–Aug 27 |
| 4a & 4b | Apr 3–Apr 10 | May 22–May 29 | Aug 5–Aug 12 |
| 5a & 5b | Mar 29–Apr 5 | May 17–May 24 | Jul 31–Aug 7 |
| 6a & 6b | Mar 14–Mar 21 | May 2–May 9 | Jul 16–Jul 23 |
| 7a & 7b | Feb 27–Mar 6 | Apr 17–Apr 24 | Jul 1–Jul 8 |
| 8a & 8b | Feb 11–Feb 18 | Apr 1–Apr 8 | Jun 15–Jun 22 |
| 9a & 9b | Jan 4–Jan 11 | Feb 22–Mar 1 | May 8–May 15 |
| 10a & 10b | Dec 19–Dec 26 | Feb 6–Feb 13 | Apr 22–Apr 29 |
| 11a & 11b | Nov 20–Nov 27 | Jan 8–Jan 15 | Mar 24–Mar 31 |
Bloom dates are about 75 days after the sow or plant-out date, not after starting seeds indoors.
Good companions
No well-established companions for gazania.
Where to buy gazania seeds
True Leaf Market (each supplier's gazania seeds)
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing gazania" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 3b calendar · Plan your beds in the Garden Designer →
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Growing Gazania in USDA zone 3b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.
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