Green Floral Crafts Natural Birch Branches & Star Lilies Combo Pack (Vase Not Included) Natural birch branches with natural botanicals can be placed into your favorite vase or container Includes 3-4 ft tall natural Birch branches with accent botanicals 1 bunch will fill a vase of about 4" diameter. We recommend using a flared vase (top opens slightly wider) over a straight cylinder shape. For taller vases you can use newspaper or decorative mediums to fill the bottom half of your vase so the stems stand taller This is a green and renewable resources product