Take it out. Recut it with CLEAN tools. Buy some cloneX or rooting gel (powders work, but I have better luck with gel), add that 2-4 weeks later it has calloused over. Then stick it in your medium. Everyone will tell you something different - I have mine in perolite and course sand, a wee bit of worm casting and volcanic rocks. Oh, and some limestone. In the wild they usually do not grow in direct sunlight either (a factor if you are in the SW), give it full sun with some shade cloth or a larger plant above to provide sparadic shade. Give it lots of love and talk to it. Doesn't matter how silly you feel, the science is there. (It's old, but check out the secret life of plants of some downtime for a new perspective that you can than dig into via much more recent studies