Verbena in Zone 7a & 7b
Glandularia spp.
Yes, verbena grows in zones 7a and 7b. Start seeds indoors Jan 30–Feb 6 and plant out Apr 17–Apr 24.
When to plant verbena in zone 7b
Zones 7a and 7b share the same average frost dates, so this page covers both.
Method: Either: Start indoors for an earlier harvest, or direct-sow outside for less fuss. Either works.
| Start indoors | Jan 30–Feb 6 |
|---|---|
| Direct sow / transplant outside | Apr 17–Apr 24 |
| Estimated bloom | Jul 6–Jul 13 (~80 days after planting) |
Spacing: about 2 square feet per plant (square-foot-gardening spacing). Mature height: 0.5-1 ft.
Plant alongside it in zone 7b
These go outside within two weeks of verbena in zone 7b, so one planting day can cover them.
- NasturtiumApr 17–Apr 24
- MarigoldApr 17–Apr 24
- Ageratum (Flossflower)Apr 17–Apr 24
- AmaryllisApr 17–Apr 24
- Annual Geranium (Pelargonium)Apr 17–Apr 24
- Butterfly Weed (Asclepias)Apr 17–Apr 24
Verbena is a low, spreading groundcover flower, 6 to 12 inches at most, that does most of its work at ground level, filling gaps between taller plants and covering bare soil with tight, flat-topped clusters of small purple, pink, red, or white flowers through the hot months.
How verbena fits zone 7's season
Zone 7b's frost-free window runs about 198 days, from April 10 to October 25. Verbena needs about 80 days from sowing to first bloom.
Verbena planting windows in every zone
Zone 7b is highlighted. Useful for comparing against a neighbouring zone, or for a garden somewhere else.
| Zone | Start indoors | Sow or plant out | Bloom |
|---|---|---|---|
| 5a & 5b | Mar 1–Mar 8 | May 17–May 24 | Aug 5–Aug 12 |
| 6a & 6b | Feb 14–Feb 21 | May 2–May 9 | Jul 21–Jul 28 |
| 7a & 7b (your zone) | Jan 30–Feb 6 | Apr 17–Apr 24 | Jul 6–Jul 13 |
| 8a & 8b | Jan 14–Jan 21 | Apr 1–Apr 8 | Jun 20–Jun 27 |
| 9a & 9b | Dec 7–Dec 14 | Feb 22–Mar 1 | May 13–May 20 |
| 10a & 10bFall window | Not usually | Sep–Nov | ~80 days after planting |
Bloom dates are about 80 days after the sow or plant-out date, not after starting seeds indoors.
Good companions
No well-established companions for verbena.
Where to buy verbena seeds
True Leaf Market (each supplier's verbena seeds)
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See it growing
Search YouTube for "growing verbena" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 7b calendar · Plan your beds in the Garden Designer →
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Growing Verbena in USDA zone 7b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.
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