The Fourths had Watford on the rack at 68 for 5 after three wickets from under-14 Drav Pawar and two from Robert Crowe (2 for 32).
Herts girls’ off-spinner Catherine Cirkel took 3 for 38, while under-13 Naveen Vatti on his debut did well in bagging 2 for 32 with his off-spin.
With the home team recovering to 191 all out, the home team’s powerful bowling attack proved too much as they swept aside the Park’s mixture of youth and experience for a disappointing 61 all out.