Artemisia annua

  • Sweet annie
  • Sweet wormwood
  • Sweet sagewort
  • Annual mugwort
  • Annual wormwood
  • Qīnghāo

Tags

Artemisia annua (AN-yoo-uh) is a perennial, shrub plant of the Compositae family.

Space

Dimensions

Artemisia annua can grow from 1.2m to 1.8mm tall
1.2m to 1.8m
Slice 1 Created with Sketch.
Spacing
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Sun

Shading
Semi Shade
Sun Exposure
Full Sun
Sun to Partial Shade

Soil

Type
Sandy
Loam
Effect
a well drained light loam soil rich in organic matter is best for its cultivation
PH Requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Appearance

Foliage Texture
ferny
Bloom Shape
tubular corolla shape with the top split into five lobes
Foliage
Grown for foliage
Herbaceous
Blue-Green
Aromatic

Water

Optimal
A rain-fed crop requires at least 600– 650mm of rainfall

Uses

Medicine
Sweet wormwood is the source of the Traditional Chinese Medicine (TCM) ‘Qing Hao’, which has been used for more than 2,000 years to alleviate fevers. In TCM it is often prescribed in combination with other herbs to treat (in addition to fevers) jaundice, headache, dizziness and nosebleeds.

Animals

Disease Susceptibility
Leaf blight, Leaf blight, Damping off, Root rot

Danger

Injury
Artemisia annua is generally considered to be safe but cases of severe adverse effects with higher doses have been reported.
Danger
Handling plant may cause skin irritation or allergic reaction
Pollen may cause allergic reaction

Time

Days to Maturity
120 days
Germination
7-21 days
Bloom
Mid Summer
Late Summer/Early Fall

Reproduction

Ploidy
tetraploid
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Allow seedheads to dry on plants; remove and collect seeds

Scent

Flower Fragrance
sweet and fruity, camphor-like

Location

Native Country
Republic of China

Meta

Phonetic
AN-yoo-uh
Patent Information
Non-patented