ornamental tree
Green Giant arborvitae
One of the fastest evergreen screens; allow real space for mature width.
Growing Profile
- Hardiness
- Zones 5a-8a
- Sun
- FullPartial
- Soil
- LoamClay
- Water
- Medium
- Deer pressure
- Not rated No deer-resistance category is assigned yet; treat browsing risk as local and variable.
- Black walnut
- Not rated No black-walnut cue is assigned yet; verify placement if planting inside a walnut root zone.
- Planting depth
- Keep the root flare at soil level; graft unions stay above grade.
- Container min
- 45+ gal (in-ground preferred)
- Goals
- Privacy & screeningCurb appeal & color
Harvest & Use
- Window
- fast-growing evergreen foliage year-round
- Output
- 52 weeks of evergreen screen/year
- First output
- 2-5 yrs
- Best for
- Privacy & screeningCurb appeal & color
Timing: fast-growing evergreen foliage year-round. This profile tracks 52 weeks of evergreen screen/year with a harvest or display window of 40-52 weeks where defensible.
Plant photos
What it looks like in the garden
Use these photos to compare the plant's leaves, stems, flowers, fruit, and overall habit before you buy or plant.
Photos show a representative plant in the garden. Fruit color, size, and growth habit can vary by cultivar, season, nursery stock, and site.
Photo sources: File:Cedar_Needles.JPG: Nomadluap derivative work: MPF ( talk ) / Wikimedia Commons (CC BY 3.0)
Quantitative Profile
- Full output
- 5-10 yrs
- Mature size
- 30-50 ft H x 10-18 ft W
- Spacing
- 6-12 ft apart
- Planting depth
- Keep the root flare at soil level; graft unions stay above grade.
- Container min
- 45+ gal (in-ground preferred)
- Productive life
- 20-80 yrs
- Difficulty
- 2/5
- Reliability
- 4/5
- Data quality
- Medium profile, No pound-yield source
Pound return is the stock-style yield metric. These are planning ranges for comparing plants, not guarantees. Cultivar, rootstock, climate, soil, pruning, pest pressure, and wildlife can move actual results.
Planting Checklist
8 itemsPlant by ZIP may earn a commission from qualifying purchases through checklist links.
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Tree trunk guard
Protection / After plantingProtect young trunks from mower damage, sunscald, rabbits, and rubbing injury.
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Digging spade or shovel
Tools / Planting dayOpen planting holes, loosen compacted soil, and shape beds for larger transplants.
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Tree stake kit
Support / Planting dayStabilize newly planted trees only where wind, slope, or root-ball movement makes support necessary.
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Organic mulch
Soil / After plantingHold soil moisture, suppress weeds, moderate soil temperature, and protect shallow roots.
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Finished compost
Soil / Bed prepImprove bed structure and organic matter before planting annuals, perennials, shrubs, and trees.
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Loppers or pruning saw
Maintenance / First dormant seasonHandle woody stems and branches too large for hand pruners.
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Soft plant ties or clips
Support / As neededFasten stems to stakes, cages, trellises, or young-tree supports without girdling growth.
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Bypass pruners
Maintenance / First seasonMake clean cuts for harvesting, deadheading, shaping, and light pruning.
Planting Strategy
- Planting depth: Keep the root flare at soil level; graft unions stay above grade.
- Container minimum: 45+ gal (in-ground preferred). Large trees can be started in containers but are not practical long-term patio crops.
- Start with one plant when testing fit in a new bed or container.
- For screening, repeat compatible plants and confirm mature spacing before buying.
Risk Factors
- Match the site first: full, partial light, loam, clay soil, and medium water.
- Use 6-12 ft apart as the first spacing model; adjust for hedges, trellises, containers, or local guidance.
- Plan around mature size: 30-50 ft H x 10-18 ft W.
- For screens and hedges, confirm mature size and spacing with the nursery label or local extension guidance.
- Local drainage, pests, chill hours, wildlife pressure, and microclimates can change the result.
Related Planning Guides
Comparable Plants
Sources & Methodology
This guide combines hardiness range, light, soil, water, harvest timing, traits, supplier links, plant relationships, and quantitative planning metrics. Pairings are screened for practical garden fit.
Quantitative values use extension and botanical-reference ranges where available. For less-studied cultivars, similar crops fill gaps conservatively. Ranges are intentionally broad so the profile stays useful without pretending to be exact.
Planning sources: NC State Extension Gardener Plant ToolboxMissouri Botanical Garden Plant FinderUniversity of Maryland Extension - Planting a Tree or ShrubUniversity of Maryland Extension - Starting a Home Fruit GardenUniversity of Maryland Extension - Types of Containers for Growing Vegetables
Supplier search: Amazon. Search links are not paid placements unless explicitly marked; affiliate listings may earn a commission. Last reviewed: 2026-05-31.