Sweet Annie (Artemisia) in Zone 11a & 11b

Artemisia annua

When to plant sweet annie (artemisia) in zone 11b

Zones 11a and 11b share the same average frost dates in our data, so this page covers both.

Method: Either: Start indoors for an earlier harvest, or direct-sow outside for less fuss. Sweet Annie (Artemisia) tolerates either.

Start indoorsNov 20–Nov 27
Direct sow / transplant outsideJan 1–Jan 8
Estimated bloomApr 11–Apr 18 (~100 days after planting)

Spacing: 1 per square foot (square-foot-gardening spacing). Mature height: 4-6 ft.

Sweet Annie (Artemisia)
Photo: Pau Pámies Grácia via Wikimedia Commons, CC BY-SA 4.0, cropped.

Sweet Annie is not the culinary tarragon already covered on this site, though the two share a genus. This one is grown for its sweetly aromatic, feathery foliage, a favorite for wreaths and as a fragrant filler in dried arrangements.

How sweet annie (artemisia) 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 Sweet Annie (Artemisia).

Where to buy sweet annie seeds

See why we recommend these suppliers →

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See it growing

Search YouTube for "growing sweet annie (artemisia)" 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 →

Growing Sweet Annie (Artemisia) in USDA zone 11b

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Growing Sweet Annie (Artemisia) in USDA zone 11b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.

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