Ledum Species, Crystal Tea, Marsh Tea, Wild Rosemary
Ledumpalustre

Family: Ericaceae (er-ek-AY-see-ee)
Genus: Ledum (LEE-dum)
Species: palustre (pal-US-tree)

Synonym:Rhododendron tomentosum

Category
Shrubs

Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Evergreen
This plant is resistant to deer
Shiny/Glossy

Foliage Color
Blue-Green

Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Spacing
24-36 in. (60-90 cm)

Hardiness
USDA Zone 2a: to -45.5 °C (-50 °F)
USDA Zone 2b: to -42.7 °C (-45 °F)
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)

Where to Grow
Grow outdoors year-round in hardiness zone
Can be grown as an annual

Danger
All parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction

Bloom Color
White/Near White

Bloom Characteristics

Bloom Size

Bloom Time
Late Spring/Early Summer

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information
Non-patented

Propagation Methods

Seed Collecting
Allow pods to dry on plant; break open to collect seeds