You get a dragon which has the element earth and the other element is either lightning or cold, because the storm dragon is a hybrid. So you either get quake or crystal, made by earth and lightning, or mountain, with earth and cold.
The possibilities are a Lava, a Tree, a Moss, or maybe another Poison.
Reported results for plant + poison include:
Find out !!
You will either get a poison dragon, flower dragon, obsidian dragon, lava dragon, moss dragon, or tree dragon.
Answer from Soccer_Anthony in GC. You will get a flower dragon, poisen dragon, moss dragon, lava dragon, tree dragon. These are all I know.
Breed the earth dragon with the fire dragon.
Flower dragon
Three of the possibilities are tree dragon, poison dragon, or lava dragon.
Probably an ash dragon. Think about it: lava + flower = ash.
Lava and Mud Dragon
You die
Earth and Fire
I think you breed volcano and vampire
If it the dragons are level 10 you get a panlong dragon but if they are not level 10 you get a mud or a blazing or a lava but the panlong you must try it more times.
DragonVale is an online video game that many people play. You are able to breed different dragons together to create new species of dragons. When you breed a Storm and a Mountain dragon together you will most likely create a Lava dragon.