[slackingoff2017]

Another crown phenomenon https://en.m.wikipedia.org/wiki/Krummholz

And something that prevents many trees from being grown indoors https://en.m.wikipedia.org/wiki/Reaction_wood

Trees will lead you down a glorious wikipedia black hole.

[raldi]

What does reaction wood have to do with growing plants indoors?

[adventured]

There's typically no wind indoors.

http://awesci.com/the-role-of-wind-in-a-trees-life/

[nayuki]

You could say that you go down a tree of exploration on Wikipedia. https://xkcd.com/214/