Here 3 trees are described on the grounds of the château de Castelalne in Barvaux-Condroz (municipality of Havelange).
The trees
Specimen  | Girth  | Height |
| Giant sequoia (Sequoiadendron giganteum) "693" | 6.10 m @ 1.50 m | ~ 40.00 m |
| Giant sequoia (Sequoiadendron giganteum) "694" | 6.00 m @ 1.50 m | ~ 40.00 m |
| Giant sequoia (Sequoiadendron giganteum) "695" | 5.80 m @ 1.50 m | ~ 40.00 m |
