Ar yr un pryd, bydd y Prif Weinidog Mark Drakeford yn plannu 'gefeilles' i'r goeden ym Mharc Bute, Caerdydd. Bydd plant o dîm Eco ysgol gynradd Cwmcarn yn ymuno ag ef.
At the same time, First Minister Mark Drakeford will plant a “twin tree” in Bute Park, Cardiff. He will be joined by children from Cwmcarn Primary School’s Eco team.