HOW TO PLANT ELEPHANT EAR BULBS. In this video you'll learn the difference between Alocasia and Cloocasia Elephant Ear bulbs, and also how to plant elephant ear bulbs in your garden. Colocasia are the original elephant ears with downward facing leaves resembling the shape of an elephant ear.
Answers. 1  It is good, make sure the ceiling is 5 blocks high or more, also i would recommend making an area about 50x50 to 75x75 so as to make sure they will spawn, also, no water is needed and light level doesn't matter... although it would limit the amount of other mobs spawning. User Info: GoIdenAce.
According to the minecraft wiki, this is there spawn routine: 1  Slimes naturally spawn in underground caves and on the surface of Swamp biomes during the night (or superflat worlds) 2  In swamps, slimes may spawn at night. They spawn most often on a full moon, and never on a new moon. 3  They spawn throughout underground caves below level 40.