Terrain Collective

Terrain Collective Built on 30+ yrs of experience in landscape construction and real estate development.

We source exclusive, premium exterior materials from around the world delivering timeless products with expert guidance in specification, installation, and aftercare.

Millboard Enhanced Grain in Jarrah captures the rich warmth and character of natural timber with a detailed grain moulde...
09/09/2026

Millboard Enhanced Grain in Jarrah captures the rich warmth and character of natural timber with a detailed grain moulded from selected oak boards. Its warm, reddish-brown tones bring depth to outdoor spaces while offering the durability, slip resistance and low maintenance of Millboard decking.⁠
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Available through Terrain Collective.⁠
By Millboard.
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Contact us to learn more or request samples.⁠
www.terraincollective.shop

The Bow Planter by Torc Pots combines a simple sculptural form with a hand-finished surface, designed to complement both...
09/07/2026

The Bow Planter by Torc Pots combines a simple sculptural form with a hand-finished surface, designed to complement both contemporary and traditional landscapes. Shown here in two finishes, with additional colours and finishes available to suit your home and landscape design.⁠
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Available through Terrain Collective.⁠
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Contact us to learn more about available finishes and custom options.⁠
www.terraincollective.shop

A recent installation of Allgreen Alexandria Stackers by Terrain Seattle.Alexandria is a dark blue-grey Egyptian limesto...
09/04/2026

A recent installation of Allgreen Alexandria Stackers by Terrain Seattle.
Alexandria is a dark blue-grey Egyptian limestone featuring distinctive fossils and natural variation. In its stacked form, the stone brings depth and texture to walls and landscape features while working across both contemporary and traditional settings.⁠
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Available through Terrain Collective in the Pacific Northwest.⁠
Materials by Allgreen.
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Contact us to learn more or request samples.⁠
www.terraincollective.shop

09/02/2026

Every board in the Millboard Enhanced Grain collection captures the texture and character of natural timber while offering superior durability and low maintenance.

Antique Oak features more tonal variation per board than any other colour in the Millboard range, creating a beautifully organic, natural look with the subtle variation of real timber.

Available through Terrain Collective.


Contact us to learn more.
www.terraincollective.shop

Shadow Line+ in Salt Blue brings subtle texture and refined coastal character to contemporary facades. Inspired by weath...
08/13/2026

Shadow Line+ in Salt Blue brings subtle texture and refined coastal character to contemporary facades. Inspired by weathered seaside tones, it offers the beauty of timber with the durability of Millboard's low-maintenance, non-timber material.

Available through Terrain Collective.
Materials by

Contact us to learn more or request samples.
www.terraincollective.shop

08/13/2026

Terrain Signature Properties incorporating Millboard cladding into HJEMSTED, their new-construction collection in Normandy Park. Two of four homes are now complete, with two more taking shape.

Millboard Cladding and Decking available at Terrain Collective in PNW.
www.terraincollective.shop

Not all paving is created equal. Unlike concrete alternatives, Allgreen natural stone pavers offer authentic character, ...
08/11/2026

Not all paving is created equal. Unlike concrete alternatives, Allgreen natural stone pavers offer authentic character, exceptional longevity, and a timeless aesthetic that only improves with age—creating landscapes designed to last for generations.

Available through Terrain Collective.
Materials by

Contact us to learn more or request samples.
www.terraincollective.shop

The Nia Fire Bowl brings warmth, atmosphere, and sculptural design together in one statement piece. Complete with a matc...
08/06/2026

The Nia Fire Bowl brings warmth, atmosphere, and sculptural design together in one statement piece. Complete with a matching cover and available in a wide range of finishes, it's a versatile addition to both contemporary residential and commercial outdoor spaces.

Available through Terrain Collective.
Pieces by

Contact us to learn more or request samples.
www.terraincollective.shop

A beautifully composed garden featuring Harleyford Blend, Natural Oak Setts, and a Langton Feature Boulder by Allgreen -...
08/01/2026

A beautifully composed garden featuring Harleyford Blend, Natural Oak Setts, and a Langton Feature Boulder by Allgreen - masters in stone.
Now also available throughout the Pacific Northwest via Terrain Collective.

Address

18040 Des Moines Memorial Drive S
Seatac, WA
WA98148

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

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