Japanese sky pencil holly9/25/2023 ![]() This is a selected variety of a species not originally from North America. Consider applying a thick mulch around the root zone in winter to protect it in exposed locations or colder microclimates. You'll gain a marvelous vertical accent with this easy-care shrub. It reaches up into the sky, creating a tight, column effect. This dramatic evergreen Holly cultivar creates a very narrow punctuation point anywhere you place it. It is highly tolerant of urban pollution and will even thrive in inner city environments. Just as the name implies, the Sky Pencil Japanese Holly has a pencil-thin growth habit. It is native to forests, thickets and mountain slopes in Japan, Korea, China and eastern Russia (Sakhalin). It is very fussy about its soil conditions and must have rich, acidic soils to ensure success, and is subject to chlorosis (yellowing) of the leaves in alkaline soils. Ilex crenata, commonly known as Japanese holly or box-leaved holly, is a dense, multi-branched, evergreen shrub with a rounded form that typically matures to 5-10’ tall and as wide. It prefers to grow in average to moist conditions, and shouldn't be allowed to dry out. ![]() This shrub does best in full sun to partial shade. This is a female variety of the species which requires a male selection of the same species growing nearby in order to set fruit. Ilex crenata Sky Pencil is a narrow selection of Japanese holly that was introduced by Norihiro Shibamichi after it was found The narrow habit of this. It grows at a slow rate, and under ideal conditions can be expected to live for 40 years or more. It tends to fill out right to the ground and therefore doesn't necessarily require facer plants in front, and is suitable for planting under power lines. Once it is well established, drought won’t bother it at all.Sky Pencil Japanese Holly will grow to be about 8 feet tall at maturity, with a spread of 24 inches. Sky Pencil Holly will best acclimate to your soil and climate if you water it regularly the first year. Watering after you finish planting may not be able to reach all the roots. ![]() You don’t want to shock the plant while it is adapting to your environment. Keep it shorter by keeping it sheared to the size your want.Īlways saturate the root ball completely when you plant new Holly Shrubs in your yard. Sky Pencils will someday reach 10-feet tall. Not only for appearance, but also to allow your new columnar evergreen to stay full. It will be best to keep the top growth sheared of flat. The Sky Pencil Japanese Holly stays straight and narrow naturally. The shrub generally features rounded, glossy, dark green leaves that are only a little more than an inch long. Dense evergreen foliage that retains its natural shape without pruning making it very easy. Many gardeners enjoy using it as a lush hedge or border, or to create topiaries. The Japanese Sky Pencil is female only cultivar of Ilex Crenata. ![]() By keeping your hollies well fed the first season you also increase the rate of drought tolerance. Japanese holly, Ilex crenata, is an evergreen shrub with a dense branching pattern and a moderate rate of growth. To get increased foliage growth, you need more roots first. They produce small, greenish flowers and female plants produce tiny, black berries, but neither is particularly ornamental. With pruning, you can maintain them at a height of 6 feet (2 m.) and a width of just 12 inches (31 cm.). ![]() If you treat your Sky Pencil with an application of acid fertilizer like Holly-Tone, it will grow even faster in your yard. Sky Pencil hollies are narrow, columnar shrubs that grow up to 8 feet (2 m.) tall and 2 feet (61 cm.) wide. Read on to find out how to plant a Sky Pencil holly and how easy it is to care for this interesting plant. G ive your new landscape holly an added boost when you plant it. It is a cultivar (cultivated variety) of Japanese holly and has evergreen foliage that resembles boxwoods more than hollies. Adding some compost or humus to the soil is always a good way to assist your holly bush to root out with lightning speed. This will let the roots spread faster without having to put a lot of muscle into the effort. Dig it twice as deep and twice as wide as the root ball.īe sure to really make the ground soil loose. Sky Pencil Holly will be drought tolerant faster if you prep your planting hole right. Just be sure to pick a planting spot in full sun for the best appearance vigorous growth. You’re going to love this easy-to-grow Ilex. ![]()
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