Castorama Marketplace: everything you need to know
Best for: DIY, tools, garden, home improvement, bathroom, lighting, decoration and renovation brands looking to reach French shoppers through one of the country’s leading specialist home improvement marketplaces.
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Castorama is one of France’s leading DIY and home improvement ecommerce destinations. The marketplace gives professional sellers access to a qualified French audience looking for tools, garden products, bathroom equipment, lighting, decoration, heating and renovation supplies.
The marketplace is especially relevant for sellers with project-based catalogues where product specifications, dimensions, materials, use cases and visual clarity directly influence conversion. Castorama combines strong retail recognition with a specialist DIY environment and a high-value average basket.
Through Lengow, sellers can prepare their Castorama catalogue, optimise product descriptions, match categories, track marketplace orders and update inventory from a centralised platform.
Key figures
Sources: Kingfisher results, Lengow marketplace data.
Marketplace positioning
Who shops here?
Castorama attracts French shoppers looking to complete home improvement projects, renovation work, garden upgrades and practical household improvements. Buyers often arrive with a clear project objective and compare products based on technical specifications, price, availability and delivery options.
The audience includes homeowners, DIY enthusiasts, gardeners, renovation-focused consumers and project-based buyers who need reliable product information before purchasing.
Because DIY purchases are often technical and high-consideration, sellers should prioritise complete attributes, clear product visuals, precise dimensions, usage information and reliable fulfilment promises.
DIY & tools
Power tools, hand tools, workshop equipment, hardware, fasteners and technical accessories.
Garden & outdoor
Garden equipment, outdoor furniture, landscaping products, watering systems and seasonal garden goods.
Bathroom & renovation
Bathroom equipment, renovation supplies, flooring, tiles, paint, heating and home improvement products.
Lighting & decoration
Indoor lighting, outdoor lighting, decoration, storage, fixtures and practical home equipment.
What you need to know before applying
Castorama is a specialist marketplace where catalogue quality and category relevance matter. Sellers should prepare complete DIY product data, clear images, accurate pricing, reliable stock and operational workflows before launch.
Seller profile
Professional sellers with DIY, garden, bathroom, lighting, renovation or home improvement catalogues are the strongest fit.
Country
France is the current marketplace available through Lengow.
Costs
Detailed fee and commission structures are usually shared privately after marketplace approval.
Product data
Sellers should prepare complete titles, categories, EANs, descriptions, dimensions, materials, images, prices and stock data.
Visibility
Sellers can use visibility formats such as Sponsored Products, Retail Media and other premium placements.
Operations
Reliable stock updates, order tracking, inventory updates and customer-ready fulfilment workflows are essential.
How to sell on Castorama with Lengow

Selling on Castorama requires accurate DIY product data, strong category matching, reliable stock updates and product pages built for project-based buyers. Lengow helps sellers prepare, optimise and automate Castorama marketplace workflows from one platform. For setup details, see Lengow's Castorama guide.
| Marketplace challenge | What successful sellers do | What Lengow automates |
|---|---|---|
| Product page quality | Create compelling descriptions with relevant keywords and marketplace-ready product information. | Rules, filters and product data optimisation workflows help improve feed quality at scale. |
| Category structure | Map DIY, garden, bathroom, heating, lighting and decoration products into the right taxonomy. | AI Category Mapping helps suggest the most relevant marketplace categories. |
| Technical product data | Provide complete attributes such as dimensions, materials, compatibility, usage and technical specifications. | Rules and attribute mapping adapt catalogue data to marketplace requirements. |
| French-language content | Prepare product titles, descriptions and customer-facing information in French. | AI Content Localisation helps adapt product content for local marketplace performance. |
| Visual presentation | Use clear product visuals, usage images and technical photos to support comparison. | AI Image Compliance helps improve image readiness for marketplace publication. |
| Offer management | Keep stock, prices, promotions and delivery information accurate across the catalogue. | Inventory updates, stock synchronisation and marketplace offer feed management. |
| Marketplace visibility | Use category matching and visibility formats to stand out in Castorama’s search engine. | Rules, feed optimisation and performance-based filters help sellers prioritise the right products. |
| Marketplace market intelligence | Monitor competitor pricing, assortment trends and marketplace positioning to remain competitive. | Netrivals provides competitive intelligence, price monitoring and assortment benchmarking. |
| Marketplace operations | Track orders, stock updates, product reports and operational performance regularly. | Centralised order tracking, inventory updates and marketplace performance monitoring from Lengow. |
With Lengow AI Studio, AI becomes part of marketplace execution through automated category mapping, catalogue optimisation, content localisation and image compliance workflows.
Scaling marketplace operations effortlessly
Tectake is a European home, garden and DIY brand selling thousands of products across multiple marketplaces. As its marketplace operations expanded, the company needed a scalable way to manage catalogue updates, product distribution and marketplace performance from a single platform.
“Lengow makes our daily work much easier. The platform is intuitive, the rules are easy to configure and everything works smoothly, from product updates to marketplace connections.”
Marketplace Team, Tectake
FAQ
Frequently asked questions
Can’t find what you’re looking for?
Professional sellers with products suited to DIY, garden, renovation, bathroom, heating, lighting, decoration or home improvement categories can apply. Sellers should be prepared to provide strong product data and reliable marketplace operations.
DIY, tools, garden, landscaping, bathroom, heating, lighting, decoration, renovation supplies and home improvement products are the strongest fits.
Sellers should prepare complete product titles, EANs, categories, descriptions, dimensions, materials, images, prices, stock data and reliable fulfilment workflows.
Detailed fee and commission structures are generally communicated during the marketplace approval and onboarding process.
Lengow helps sellers optimise product descriptions, match categories, create rules and filters, update inventory, track Castorama marketplace orders and monitor product performance. Lengow AI Studio can also support category mapping, content localisation and image compliance.
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