This vase is suited for Duch Tulips as proportion but can be used for many tall flowers with simple rods because of the neck and base hole that keep the rods straight.

Use the simple tulip leaf: leaf_thin for vase_xxxx and single sets with no holders.

https://www.printables.com/model/1121080-dutch-tulips-inspired-by-original

Tech:

Height: 250mm, you can scale it vertically for small but may need to adjust flower rods.

Walls-2, Base-5 layers, Top-0 (zero!), NO INFILL!