Uncommon Thread ® Japanese maple is truly a unique Acer palmatum . It has all the classic appeal of a Japanese maple, with the added bonus of own-root vigor and a faster-than-average growth rate. Its colorful foliage changes through the seasons; the deeply cut, fresh green leaves show a hint of orange in the spring, and its fall foliage comes in hues of red. Uncommon Thread ® Acer palmatum ’s attractive, upright habit and useful medium size make it extremely versatile in the landscape and a popular choice at retail.