Alton Westminster Cedar Half-Boarded Greenhouse — Western Red Cedar, Insulated Lower Walls, 10'9"x16'8"/18'/20'10" | Authorized Dealer USA

The Alton Westminster Cedar Half-Boarded Greenhouse combines the elegance of a traditional Victorian greenhouse with the practicality of solid cedar boarding along the lower walls — ideal for gardeners who want better insulation, more privacy, and a classic cottage-garden aesthetic. As an authorized Alton Cedar Structure dealer, Venture Beyond HQ ships every Westminster Half-Boarded greenhouse free across the continental USA with no sales tax.

Why buy the Alton Westminster Half-Boarded Greenhouse?

• Half-boarded cedar lower walls — superior insulation versus full glass-to-ground, ideal for cold climates
• Classic Victorian upper glazing — brings natural light where it matters most for your plants
• Available in 10'9" x 16'8", 18', and 20'10" sizes — a generous footprint for serious growing
• Sustainably sourced Western Red Cedar — rot and insect resistant, low maintenance, naturally beautiful
• Made in the UK — Alton Cedar Structure, over 70 years of greenhouse manufacturing expertise

What's included?

Complete cedar frame, all glazing, solid cedar boarding, and installation guide. Optional aluminium staging, bar capping, and Victorian cresting available as add-ons. Expert pre-sales and after-purchase support included.

Financing available

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Free shipping | No sales tax | Authorized dealer | Price match guaranteed | 282+ verified 5-star reviews

Please Note: Lead times may vary depending on current stock availability. Contact us for the latest information.