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Himalayan Balsam Wikimedia Commons
Balsaminaceae

Himalayan Balsam

Impatiens glandulifera

Impatience and explosive energy.

Family
Balsaminaceae
Genus
Impatiens
Native to
Western Himalayas, India, Pakistan
Bloom season
Summer, Fall
Type
annual herb
Height
3-10 ft
Sunlight
full sun to part shade
Soil
moist, rich, riparian
Water
high
Hardiness
2-11
Lifespan
annual

Did you know

  • The seed pods explode violently when touched, launching seeds up to 20 feet away at speeds of over 10 miles per hour.
  • It was introduced to British gardens in 1839 as an ornamental and escaped within a decade, becoming one of Europe's most problematic invasive plants.
  • The plant can grow up to 3 inches per day in ideal conditions, making it one of the fastest-growing annuals in temperate climates.
  • It produces more nectar per flower than almost any native European plant, which diverts pollinators away from native wildflowers.
  • Despite its invasive status, it is the tallest annual herb in Britain, sometimes exceeding 10 feet in height along riverbanks.

Color meanings

0

impatience

1

touch me not

Uses

  • studied in invasion ecology
  • bee forage (controversial)
  • traditional Himalayan medicine