Alliums, or Wild Onions, are magenta flowers that spawn only in Flower Forest Biomes. They are mostly aesthetic, however, they can be placed in Flower Pots. They can also be crafted into dye.Click to see full answer. Beside this, where can you find Allium?Alliums tend to be found in Flower Forests rather than being scattered around in Plains Biomes. When Bone Meal is used on an Allium, it will spawn other flowers and Double Tall Grass.Subsequently, question is, where do you find lilacs in Minecraft? Lilac is a block from vanilla Minecraft. It is 2 block high flower that can be found in many grassy biomes. Subsequently, question is, where do you find roses in Minecraft? It is usually found in forest biomes, with the exception for the taiga biomes. It can be crafted into Magenta dye. Another 2 block high flower is the rose bush.What does allium do in Minecraft?Allium is a block from vanilla Minecraft. It is a flower which generates naturally in the world. It can be broken and picked up by the player and planted again by using it on a Grass Block. This flower can also be planted in a Flower Pot or used to create Magenta Dye.