Sky pencil holly is a fast-growing evergreen shrub that is perfect for accenting areas of your home. It is low-maintenance and has small glossy green leaves all year round. New growth is light green and gets darker with age. This evergreen shrub has a variety of uses and looks great in any garden.
Ilex Crenata ‘Sky Pencil’
Sky Pencil Holly is a selection of Ilex crenata, a native of east Asia. It has a dense, upright habit and small black fruits in late summer. This holly is noninvasive and makes a great container plant. It grows to about 6-10 feet tall and 18-36 inches wide.
This plant can tolerate a wide range of climates and requires little to no pruning. It thrives in full sun or partial shade and grows best in well-drained soil. It also tolerates slightly acid soil and has a deep, extensive root system.
Sky Pencil Holly is a favorite of nurseries and gardens. Its narrow columnar form makes it an excellent choice for front gardens and privacy screens. It is also a great option for a low foundation shrub. It can be planted in groups or as a short hedge.
When planting Sky Pencil Holly, make sure to water it regularly. Its soil should remain moist about one inch below the surface and it should not be overwatered. Once it has established itself, you can stop supplemental watering. But in times of drought or poor soil conditions, you should water it regularly. It should also be fertilized with a slow-release landscape fertilizer.
Sky Pencil Holly is an all-female holly. It needs a male holly nearby to pollinate itself. This holly will grow up to 6 feet tall and two to three feet wide. Its flowers are small, greenish white, and form clusters of one or three flowers.
Sky Pencil Holly is very easy to grow and transplant. It grows best in soil that is slightly acidic and has good drainage. It also grows well in full sun or partial shade. It does not tolerate soil that is consistently soggy. It is drought-tolerant once established, but it needs supplemental irrigation during prolonged summer droughts.
Sky Pencil Holly is a columnar holly that is hardy in zones 5-9. Its foliage is golden in the early season and turns green in the summer. In full sun, it will reach a height of up to 25 feet. This tree is highly showy and is a great choice for sunny areas.
Sky Pencil Holly is an excellent choice for landscaping. Its graceful shape and evergreen leaves make it an excellent vertical accent plant. The tall, narrow growth habit and broad leaves can make this holly an ideal choice as a hedge or single ornamental plant.
Sky Pencil Holly can be susceptible to a variety of diseases and pests. Some of these include aphids, scale insects, and holly leaf miners. Depending on the species, you may want to use insecticides or horticultural oils to control these issues.
‘Nellie R. Stevens’ Holly is an evergreen shrub up to 14 feet tall and produces bright red berries. This type of Holly is a good choice for borders and multiple plantings. This shrub’s dense growth and berries make it attractive to birds.
Ilex Crenata Helleri
Sky Pencil is a tall, narrow columnar variety of Ilex crenata. Sky Pencil can grow up to eight feet tall. Unlike its more popular cousin, Ilex crenata ‘Lemon Gem’, Sky Pencil is not a dwarf.
Ilex Crenata Helleri is another cultivar of Sky Pencil Holly and closely related to it. Both have nearly round leaves, making them excellent foundation plants. They are both suitable for planting in the yard, and can add an upmarket vibe to the entrance.
Sky Pencil is a popular choice for planting in small landscapes. This slender evergreen holly grows to about six to eight feet tall and two to three feet wide. It is tolerant of USDA plant hardiness zones 5 through nine.
Japanese holly is another excellent choice for a landscape. While it grows rapidly in warm climates, it doesn’t do well in extreme heat or cold. It needs moderate humidity levels and needs protection from windy conditions. It also benefits from compost in its soil.
Sky Pencil is best planted in full sun, but in USDA hardiness zones six and seven, it can tolerate partial shade. However, it may need some partial shade in the afternoon to thrive. If you want a tree with a large canopy, try planting a small group of it one foot apart.
When planting Sky Pencil Holly, make sure to check the leaves to ensure that they are deep green. If they are pale, it might have been overwatered. A lack of water will cause the leaves to brown. As they grow, you can fertilize them with a balanced fertilizer.
A few problems that Sky Pencil Holly may encounter include yellow leaves. This may be a sign of a fungal infection, or it may be an indicator of exposure to cold temperatures. The plant can also be affected by leaf miners, scales, and spider mites. These pests can be treated with insecticides or horticultural oils.
Sky pencil holly can be pruned to a more manageable size and shape. In ten years, it can reach 18 inches tall and five feet wide. In addition, it grows slowly and needs little maintenance. It is a good choice for a foundation planting or a small hedge. It will produce both male and female flowers.
Sky pencil holly is best planted in sunny areas of the yard. It has small, rounded leaves with velvety leaves. The foliage is dark green and glossy. Its blooms appear in late April. However, the flowers are not of much decorative value and are obscured by leaves.
The sky pencil holly makes a great privacy screen. This plant is especially useful when you have a narrow front yard where other big bushes would encroach onto the walkway or yard. Sky Pencil Holly’s shape and height prevent curious eyes from peeping into your home.