 On 22 November 1906, Jenkins turned out for Monmouthshire to face Glamorgan in a Welsh trial for the upcoming international between Wales and South Africa.Four new caps managed to break into the Welsh team, Jenkins, Dick Thomas of Mountain Ash, John Dyke of Penarth and Cardiff's Johnnie Williams.At the trial, of the new caps, only Williams impressed, none of the other three players showed great ability, but were 'distinctly superior to any of their uncapped rivals'.