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USDA zone 6a

Privacy Trees near Boulder, CO, 80303

Shop large, nursery-grown shade, privacy, flowering and fruit trees, delivered by freight in Boulder. Every tree is matched to your hardiness zone and backed by our 1-Year Thrive Guarantee.

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Enter your ZIP and we'll match trees to your exact growing zone.

Typical winter lows in Boulder run about -10 to -5 F.

1-Year Guarantee

Thrive Guarantee promise

Freight Delivery

$149 flat per order

Nursery-Grown

Shipped at landscape size

Zone-Matched

Only what thrives near you

Matched to Boulder's zone

Featured trees for Boulder

6 landscape-grade picks covering shade, privacy, color and fruit, all hardy in zone 6a. Prices and stock shown live.

Shop by category

Browse everything that thrives in Boulder

Every category below is stocked with trees rated for zone 6a. Tap a bestseller or view the full range.

Choosing trees by goal

Shade and canopy. Chinese Pistachio. Deciduous, drops leaves in winter, letting in winter sun.

Privacy and screening. Eastern Redcedar. Very low maintenance, but may need occasional shaping to keep a tidy screen.

Flowering and curb appeal. Muskogee Crape Myrtle. Blooms on new wood; can be pruned in late winter if you want a compact shape.

Grow your own fruit. Bing Cherry Tree. Requires a second sweet cherry for pollination; blossoms are tender to late frosts.

Small spaces and accents. Glauca Pendula Weeping Blue Atlas Cedar. Slow-growing, so it stays manageable. Place it where its weeping form can be appreciated.

Local fit, from data

Growing conditions in Boulder 80303

USDA zone

6a

Typical winter lows

about -10 to -5 F

County

Boulder County

State

Colorado

Trees delivered to Boulder, CO 80303 arrive at your home via freight. Arbor Buddy ships large, nursery-grown trees right to your driveway. Homeowners in ZIP 80303 can choose from shade, flowering, privacy, and fruit trees. Every tree is matched to zone 6a before it ships, so you get varieties that handle the local climate well.

Shop Trees by Category in Boulder

  • Shade Trees: Fast-growing canopy trees that beat the summer heat in zone 6 backyards.
  • Flowering & Ornamental: Colorful blooms from spring through fall, chosen for cold hardiness.
  • Evergreen & Privacy: Year-round screens that withstand Boulder's winter winds.
  • Fruit Trees: Homegrown fruit varieties that ripen before the first frost.

Trees for Zone 6 in Boulder

Zone 6a in Boulder means winter lows down to -10 to -5 degrees F. That rules out many broadleaf evergreens and tender citrus. Instead, the trees that do well here are cold-hardy varieties you see in our featured list. Chinese Pistachio and Eastern Redcedar handle these lows easily. In late spring, the risk of a late frost makes early-blooming fruit trees a gamble, but with proper variety selection you can still get a harvest. Trees for zone 6 in Boulder need to be tough against dry cold snaps and occasional snow.

Frequently Asked Questions

When do trees ship to Boulder?

Trees ship in spring and fall. Orders to zone 6a are scheduled for those windows to avoid extreme heat or cold.

What are the best shade trees for Boulder?

Good choices include Chinese Pistachio for fall color and Allee Chinese Elm for upright shade. Both handle zone 6 winters well.

What is the 1-Year Thrive Guarantee?

The 1-Year Thrive Guarantee replaces any tree free if it does not survive its first year in the ground. Simply notify Arbor Buddy within the year.

What are good privacy or screening trees for Boulder?

Eastern Redcedar is a top pick for privacy. It stays green year-round and tolerates zone 6 conditions. You can also consider the Glauca Pendula Weeping Blue Atlas Cedar for a unique accent screen.

Trees Delivered to ZIP 80303

Browse the zone-matched trees for Boulder and order online. Arbor Buddy ships large shade, privacy, and fruit trees to ZIP 80303 with a 1-Year Thrive Guarantee. Choose your favorites and get them delivered to your driveway.

How Boulder Compares to Other Areas

In ZIP 98561 in Menlo, Washington (WA), the zone is 8b with typical winter lows 15 to 20 F. That mild climate allows Japanese maples to thrive with little winter damage. In Boulder zone 6a, lows drop to -10 F, so most Japanese maples need sheltered spots or extra cold protection. In practice, buyers here lean toward tough deciduous trees like Chinese Pistachio for fall color instead.

In ZIP 79236 in Guthrie, Texas (TX), zone 8a lows reach only 10 to 15 F, letting many citrus varieties survive outdoors with protection. Boulder's zone 6a is too cold for citrus. That gap changes the local shortlist to cold-hardy fruit trees like Bing Cherry, though it needs a pollinator and protection from late frosts.

In ZIP 57217 in Bradley, South Dakota (SD), zone 4b sees lows of -25 to -20 F, far too cold for any palm or tropical. Boulder at zone 6a is milder but still cannot support palms. For your cart, that means you should focus on zone 6-hardy evergreens like Eastern Redcedar for year-round greenery.

For Boulder buyers, these comparisons show that your tree choices should prioritize cold hardiness over exotic species, making native and zone 6 adaptable varieties your best bet.

Freight delivery and the Thrive Guarantee

Arbor Buddy ships large trees via freight to ZIP 80303 in Boulder and also to 80301, 80302, 80304, 80305, 80306, and 80307 in the same city. Your tree arrives nursery-grown at a usable landscape size. Before shipping, the tree is matched to your zone 6a climate. The 1-Year Thrive Guarantee covers free replacement if the tree does not survive its first year. Orders to zone 6 areas are scheduled for spring and fall arrival windows.

Before delivery day, check:

  • Someone must be home to receive and inspect the tree.
  • Make sure a freight truck can reach your street with room to stop and turn.
  • Decide where you want the tree dropped; the driver can place it on the driveway or a level area.
  • Watch for long or narrow driveways, soft ground, low branches, or overhead wires that might block access.
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Enter your ZIP, shop only what thrives in your zone.

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Freight delivery to your address: $149 flat per order, shown at checkout.

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Plant it, watch it thrive, covered for one year.

Nearby areas we deliver to

Freight service reaches most Colorado addresses. Browse your area:

More Boulder ZIP codes

Not sure which tree fits your yard?

Take the 60-second Plant Finder, or message a tree specialist and we'll shortlist zone-safe picks for your address.

Good to know · Growing guide

Buying trees in Boulder 80303: what locals should know

Ordering a large tree online is not like ordering a lamp. Here is what is worth knowing before you buy, from reading your hardiness zone to what actually shows up on the truck.

How to read your hardiness zone

Boulder 80303 sits in USDA zone 6a. Your zone describes the coldest winter a tree can reliably survive. In a mid-country climate you get the widest catalog: most shade, flowering and evergreen trees qualify, and the filter mostly guards the borderline picks.

Typical winter lows here run about -10 to -5 F. Half-zones matter at the edges: two steps on the map are about five winter degrees, which is enough to decide whether a borderline pick belongs in your cart.

What freight delivery actually means

Your tree arrives large, nursery-grown and at a usable landscape size, secured to a pallet and delivered curbside or as close as the truck can safely get. Before delivery day, run through this quick checklist:

  • Someone can be home to receive the tree and look it over on arrival.
  • A freight truck can reach your street, with room to stop or turn around.
  • You know where you want it dropped: curbside, or as close as the driver can safely get.
  • Access watch-outs are handled: narrow driveways, soft ground after rain, low branches or wires.

The guarantee, in plain terms

If a tree does not survive its first year, we replace it free, shipping included. The promise works because every tree ships zone-matched and nursery-grown, so it arrives set up to succeed in your climate rather than gambling against it.

Coverage runs a full year from delivery. If something goes wrong, contact the team and they arrange the replacement. No store-credit games, no fine-print maze.

More growing guides on the Arbor Buddy blog →

Frequently asked questions

When do trees ship to Boulder?+

Trees ship in spring and fall. Orders to zone 6a are scheduled for those windows to avoid extreme heat or cold.

What are the best shade trees for Boulder?+

Good choices include Chinese Pistachio for fall color and Allee Chinese Elm for upright shade. Both handle zone 6 winters well.

What is the 1-Year Thrive Guarantee?+

The 1-Year Thrive Guarantee replaces any tree free if it does not survive its first year in the ground. Simply notify Arbor Buddy within the year.

What are good privacy or screening trees for Boulder?+

Eastern Redcedar is a top pick for privacy. It stays green year-round and tolerates zone 6 conditions. You can also consider the Glauca Pendula Weeping Blue Atlas Cedar for a unique accent screen.

Ready to plant your Boulder yard?

Shade, privacy, flowering and fruit trees matched to zone 6a, shipped large and covered by the 1-Year Thrive Guarantee.

Browse trees for your zone