- Green Giant Arborvitae
Botanical name: Thuja plicata x standishii ‘Green Giant’
Beginner friendly?: yes
Average size at maturity: 30 – 100 ft in height and a 12-15 ft spread
Hardy zone: zones 5-9
Foliage color: green
Growth rate: 1 – 3 ft a year
Pruning instructions: trim dead or overgrown branches in the winter
Propagation methods: cut a stem just below a node and place in water until roots start to emerge
Landscape use: large privacy barrier
Light needs: at least 4 hours of sun per day
Special features: natural triangular shape
Watering instructions: water every 1 – 2 days for the first growing season and reduce watering to every other week
Fertilizing instructions : use 5-4-2 in the spring
Best time to plant: spring or fall
Best type of soil: sandy or loamy
Companion plants: astilbe, hostas, hydrangeas, rose of sharon, boxwoods
Toxicity level: non-toxic for humans and mildly toxic for pets if ingested
Invasive species: no