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Bar Harbor JuniperJuniperus horizontalis 'Bar Harbor'

  • Bar Harbor Juniper - Juniper horizontalis 'Bar Harbor'

This creeping juniper is a hardy little specimen, often found growing in the crevices on the rocky coast of Mt. Desert Island, ME. Its low-growing, wide-spreading nature makes the Bar Harbor juniper a good choice for rock gardens, foundation plantings, sloped landscapes and mass plantings.

In addition to its function as ground cover, the Bar Harbor juniper also provides a splash of color during the drab winter months—the evergreen foliage actually turns purple!

Hardiness Zones

The bar harbor juniper can be expected to grow in Hardiness Zones 3–9. View Map

Tree Type

This is an evergreen shrub, keeping its foliage year-round.

Mature Size

The Bar Harbor juniper grows to a height of around 1' and a spread of 6–8' at maturity.

Growth Speed Slow to Medium Growth Rate

This shrub grows at a slow to medium rate, with height increases of anywhere from less than 12" to 24" per year.

Sun Preference

Full sun is the ideal condition for this shrub, meaning it should get at least 6 hours of direct, unfiltered sunlight each day.

Soil Preference

The Bar Harbor juniper grows in acidic, alkaline, loamy, moist, sandy, well-drained and clay soils. It is drought-tolerant.


This shrub:
  • Works well as ground cover.
  • Features bluish-green, scale-like, awl-shaped needles that are 1/6" long and loosely appressed in ranks of 4.
  • Provides nice winter color, with foliage turning purple in the drab months.
  • Tolerates hot, dry sites as well as coastal sites within range of salt spray.
  • Yields small dark blue cones that are often referred to as juniper berries. These are not commonly produced on cultivated plants.
  • Grows in a prostrate, spreading shape.
  • Develops a deep taproot.

Wildlife Value

Juniper berries are good wildlife food, high in vitamin C.


The creeping juniper is native to North America. This cultivar comes from Mt. Desert Island, Maine.