Monty travels to two corners of the country where the challenges he faces are very different. On the south coast he is presented with a front garden ravaged by salty winds and in Snowdonia he helps a mountainside garden stuck between a rockery and a hard place. On top of that, one budget is as small as the garden, and in the other, the enthusiasts don't always listen to his advice. So what will Monty's final verdict be?