Ammobium (Winged Everlasting) in Zone 8a & 8b
Ammobium alatum
Yes, ammobium (winged everlasting) grows in zones 8a and 8b. Start seeds indoors Feb 11–Feb 18 and plant out Mar 25–Apr 1.
When to plant ammobium (winged everlasting) in zone 8b
Zones 8a and 8b 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 | Feb 11–Feb 18 |
|---|---|
| Direct sow / transplant outside | Mar 25–Apr 1 |
| Estimated bloom | Jun 13–Jun 20 (~80 days after transplanting) |
Spacing: 4 per square foot (square-foot-gardening spacing). Mature height: 1.5-2 ft.
Plant alongside it in zone 8b
These go outside within two weeks of ammobium (winged everlasting) in zone 8b, so one planting day can cover them.
- NasturtiumApr 1–Apr 8
- MarigoldApr 1–Apr 8
- African DaisyMar 25–Apr 1
- Amaranthus (Love-Lies-Bleeding)Mar 25–Apr 1
- Ammi (False Queen Anne's Lace)Mar 25–Apr 1
- California BluebellMar 25–Apr 1
Ammobium, commonly called winged everlasting for the papery white bracts and the winged ridges running down its stems, is an uncommon but easy dried-flower crop worth trying if the more familiar strawflower feels overdone.
How ammobium (winged everlasting) fits zone 8's season
Zone 8b's frost-free window runs about 230 days, from March 25 to November 10. Ammobium (winged everlasting) needs about 80 days from transplant to first bloom.
Ammobium (Winged Everlasting) planting windows in every zone
Zone 8b is highlighted. Useful for comparing against a neighbouring zone, or for a garden somewhere else.
| Zone | Start indoors | Sow or plant out | Bloom |
|---|---|---|---|
| 2a & 2b | Apr 8–Apr 15 | May 20–May 27 | Aug 8–Aug 15 |
| 3a & 3b | Apr 18–Apr 25 | May 30–Jun 6 | Aug 18–Aug 25 |
| 4a & 4b | Apr 3–Apr 10 | May 15–May 22 | Aug 3–Aug 10 |
| 5a & 5b | Mar 29–Apr 5 | May 10–May 17 | Jul 29–Aug 5 |
| 6a & 6b | Mar 14–Mar 21 | Apr 25–May 2 | Jul 14–Jul 21 |
| 7a & 7b | Feb 27–Mar 6 | Apr 10–Apr 17 | Jun 29–Jul 6 |
| 8a & 8b (your zone) | Feb 11–Feb 18 | Mar 25–Apr 1 | Jun 13–Jun 20 |
| 9a & 9b | Jan 4–Jan 11 | Feb 15–Feb 22 | May 6–May 13 |
| 10a & 10b | Dec 19–Dec 26 | Jan 30–Feb 6 | Apr 20–Apr 27 |
| 11a & 11b | Nov 20–Nov 27 | Jan 1–Jan 8 | Mar 22–Mar 29 |
Bloom dates are about 80 days after the sow or plant-out date, not after starting seeds indoors.
Zone 2 sows before zone 3 here, which looks wrong and is not. USDA zones rank winter cold, not season length, and zone 2 is mostly interior Alaska, where hard winters come with warm summers. More on what a zone measures.
Good companions
No well-established companions for ammobium (winged everlasting).
Where to buy ammobium seeds
None of the seed suppliers we list carries ammobium seeds right now. A local garden center or a specialty seed house is the place to look.
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing ammobium (winged everlasting)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 8b calendar · Plan your beds in the Garden Designer →
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Growing Ammobium (Winged Everlasting) in USDA zone 8b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.
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