Retailers have blamed rising transport, freight and uncooked materials prices for large will increase within the costs of backyard furnishings over the previous two years.
Shopper group Which? discovered some objects have been about twice as costly as they have been in 2019.
In a single case it discovered the value of a shed offered by a number one DIY retailer was 155% dearer in 2021.
Retailers pointed to availability points and mentioned they have been working with suppliers to maintain costs down.
The “eye-watering” rises tended to happen at instances when delays at UK ports have been notably extreme, Which? mentioned.
Clients have been additionally dealing with objects being out of inventory and supply days for a number of months.
Which? analysed 2,000 objects throughout six main retailers – Homebase, Toolstation, B&Q, Amazon, Wickes and Screwfix – discovering that on common costs had risen by 2% from July 2019 to June 2020 and by 9% from July 2020 to June 2021.
Sheds noticed notably giant value will increase, with one offered by Screwfix rising from £319.99 in July 2019 to £814.99 by July 2021, Which? mentioned.
Wickes noticed the most important common improve, with out of doors items costing 13% extra this yr than they did in 2020. Screwfix and Toolstation additionally noticed rises of over 10% throughout their backyard merchandise.
The opposite retailers checked have been Homebase (8%), B&Q (7%) and Amazon (2%).
When requested by Which? what was behind the rise, B&Q and Homebase talked about transport prices, whereas a scarcity of uncooked supplies – specifically timber – was additionally thought of an element.
Toolstation instructed the buyer group there had been a timber scarcity resulting from “unprecedented demand within the US”.
Wickes pointed to “availability constraints and inflationary pressures”, whereas Amazon mentioned a few of its costs have been set by third-party retailers.
Screwfix didn’t reply to Which?.
Ele Clark, Which? retail editor, mentioned: “Many individuals have regarded to spruce up their gardens with new out of doors furnishings throughout the pandemic, however our evaluation reveals customers have been hit with eye-watering value hikes for common objects.”
She mentioned customers ought to contemplate buying round for the very best costs and exploring the second-hand market in addition to planning forward resulting from giant or customized objects taking “a number of weeks longer than standard to reach”.