noun
Rocky Mountain juniper
A species of juniper native to western North America; used in horticulture and landscaping in Japan.
庭にコロラドビャクシンを植えた。
I planted a Rocky Mountain juniper in the garden.
ビャクシン is the general term for juniper; コロラドビャクシン specifies the Rocky Mountain species.
From コロラド (Colorado) + ビャクシン (juniper), referring to its native range in the Rocky Mountains.