WINNER
Team Estonia 3
Paula Lenk
Kaisa Valk
Contestants have to determine a growing tree stem circumference, age and height without any special measuring equipment.
![](https://aianduskool.ee/hortolympics/wp-content/uploads/2019/02/collage-1.png)
WINNER
Team Estonia 3
Paula Lenk
Kaisa Valk
Contestants have to determine a growing tree stem circumference, age and height without any special measuring equipment.