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Himalayan Balsam

Impatiens glandulifera

Also listed as Impatiens roylei, Balsamina glandulifera

Also known as Indian Balsam, Policeman's Helmet, Himalayan Touch-me-not

herbaceous⛅ part shade💧💧💧 high water❄ Hardy: Zone 3a – Zone 11b

Climate Match for your location

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A fast-growing herbaceous annual or short-lived perennial with succulent stems and clusters of pink, red, or purple flowers. Popular for cottage gardens and shade borders, though invasive in some regions.

Why grow it

Himalayan balsam establishes quickly in moist, shaded sites where slower-growing perennials struggle, offering early-season floral color with minimal establishment time. Compared to other shade-tolerant annuals, it tolerates wet conditions and deep shade better than most alternatives. However, its short lifespan and self-seeding habit mean it requires either annual replanting or deliberate deadheading to prevent volunteer seedlings.

Watch out for

The succulent stems are brittle and can easily snap during handling or cultivation, potentially creating many small plant fragments if stems break near soil level. Self-sown seedlings often emerge densely the following season even if the parent plant is removed, so monitor disturbed soil nearby for volunteers.

Overview

Form
Upright
Growth Rate
fast
Size
2–5′ tall × 1–2′ wide
Dormancy
deciduous
Family
Balsaminaceae
Biomass and mulchPollinators & beneficial insects

Native Range

Himalayan region

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

SummerFall

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Companion Planting

Plants well with