sea grass and kelp do the same thing
Well other twix you can place sea pickles in the ocean just fine but you can not place outside of the ocean i an aquariam
This might be a glitch with your computer maybe uninstall minecraft and reinstall it
Yes the UI is terrible but it is not a bug. this website is to report bugs not suggest features. this report is not invalid though if you cant move items from chests. go to the minecraft suggestions reddit to suggest features..
i did a bit more testing in experimental gameplay mode and in normal m and all seaplants break when placed underwater in isolation even dead ones. it is really annoying cause i want to make an aquariam