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Tamarix is a large shrub or small tree found in wetlands. This Eurasian shrub is on many invasive lists and should not be planted. In Illinois, it is classified as an exotic weed and is illegal to buy and sell.

  • Family (English) Tamarix
  • Family (botanic) Tamaricaeae
  • Tree or plant type Tree, Shrub
  • Native locale Non-native
  • Size range Large shrub (more than 8 feet), Medium shrub (5-8 feet), Small tree (15-25 feet)
  • Light exposure Full sun (6 hrs direct light daily)
  • Hardiness zones Zone 3, Zone 4, Zone 5 (Chicago), Zone 6, Zone 7, Zone 8
  • Soil preference Acid soil
  • Tolerances Occasional flooding, Road salt, Wet sites
  • Season of interest midsummer
  • Flower color and fragrance Pink
  • Shape or form Irregular, Open, Thicket-forming
  • Growth rate Fast

Size & Form: 

An irregular branched, colony-forming shrub reaching 10 to 15 feet high, sometimes more tree-like up to 20 feet high.

Native geographic location and habitat: 

Western Europe, China, India, and Japan

Bark color and texture: 

Slender rounded branches

Leaf or needle arrangement, size, shape, and texture: 

The alternate, simple leaves are  lanceolate and only 1/8 inch long. Foliage is bright green to blue green, similar to juniper needles.

Flower arrangement, shape, and size: 

Flowers are in dense, 1 to 3 inch-long terminal racemes. The individual flowers are pinkish-white to rosy pink with 5 petals. Flowers in June and July on new wood. Flowers last about 6 weeks.

Fruit, cone, nut, and seed descriptions: 

Capsule, non-showy

Plant care:

Tamarix has colony-forming branches that spread by roots. It requires full sun in adequate moisture. Prefers acid soils. Tolerant of low fertility soils. Do not fertilize. Flowers on new wood, prune in spring.

List of pests, diseases, and tolerances: 

Cankers, powdery mildew, scale, root rot

Related species 

Small Flowered Tamarisk (Tamarix parviflora):

A large shrub reaching 12 to 15 feet high with light pink flowers. Flowers are 4-petaled. Zone 4-8

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