Pencil Cactus Cuttings 8 to 10 inches long, also Known as the Pencil Tree, Euphorbia Tirucalli, or Milkbush. This Striking Succulent has Fleshy Pencil Like Stems with Tiny Leaves on the Ends of the New Growth but No Needles. It's Very Easy to Grow, Hardy, Drought Tolerant, Withstands Hot Temperatures & Enjoys Full Sun. If left Unprunned it is Know to Grow up to 30 Feet Tall! Take Care When Prunning the Pencil Cactus as the Sap May Cause Skin Irritation. When planting the cutting, dip the cut end in RooTone? or other root hormone with fungicide. Plant it shallow in sand or perlite mixed with potting soil as good drainage is necessary. Stake the cutting for support or place it against the side of the container for additional support while forming roots. Water sparingly but keep the soil moist. Place the cutting in strong or full sunlight. Bottom heat by placing the container on sun-baked concrete can help promote faster root formation and growth. Live in an area that freezes? Plant in a container and bring in the house during the winter months.