Gardena appears on twenty-one of the forty-six shelves on this site, which is forty per cent more than the next name. That is not a judgement about quality; it is what happens when a manufacturer builds a system and then sells every part of it.
The click coupling is the clearest case. It is a proprietary shape, not a standard — the threaded end that screws onto a tap is standardised and the snap end is not — and once a garden has three of them, the fourth purchase is decided. The same logic runs through the combisystem handles, where a rake head, a scarifier head and a cultivator all take the same shaft, and through the battery platform that spans the powered range.
What that costs a reader is comparability. A Gardena part is frequently the only one on its shelf that fits a Gardena machine, and a comparison between it and an unrelated part is a comparison between two different propositions.
What it buys is that the figures are usually there. On the water shelves in particular, where half the listings state nothing at all, this is the manufacturer most likely to print a pressure alongside a coverage.
33 cm, hardened steel, non-contact cut, non-stick cylinder
A hardened steel cylinder and bottom blade with a non-stick coating, folding handle, and non-contact cutting — the most expensive on a four-machine shelf.
Best for: A small, level lawn cut short and often, where the machine will sometimes meet damp grass
The live figure beside a product went and asked the shop for it the moment this page opened; any amount written into the text has not moved since the sentence was drafted, and it is the first of the two that counts.