The Eagles scored eight tries in their 52-0 win against the Griffons, with winger Mia-Lee Matiwane contributing four and replacement Lee-Ann Muller scoring a hat-trick. The result caps a successful tournament for the side from George, who beat the Sharks earlier in the week.
WP backed up a 50-0 victory against the Golden Lions on Tuesday with a 55-7 victory against the Limpopo Blue Bulls on Thursday. The Capetonians scored 17 tries across the two matches.
The Pumas and Border also collected wins on Thursday to finish their respective campaigns unbeaten. The Pumas edged the Valke 17-15, while Border lifted the tempo in the second half to beat Eastern Province 24-10.
U18 results (Thursday 13 July):
SWD 52 (21) Griffons 0 (0)
Sharks 43 (21) Leopards 5 (0)
Pumas 17 (12) Valke 15 (10)
Free State 3 (3) Golden Lions XV 10 (0)
Border 24 (14) Eastern Province 10 (10)
Blue Bulls 47 (27) Griquas 8 (0)
Limpopo Blue Bulls 7 (7) v Western Province 55 (22)
Boland 10 (3) Golden Lions 30 (10)