Euonymus Sky Pencil . Certain horticultural oils can also be used when. Plant in full sun or shade in the garden.mulch and water well until the plant is established,. Sky Pencil Japanese Holly Monrovia Sky Pencil Japanese Holly from www.monrovia.com Here are some of the best choices: The shrub generally features rounded, glossy, dark green leaves that are only a little more than an inch long. Its naturally narrow growth habit is ideal for small spaces.