A import full plant or tree? im not much of a keen gardner and wouldnt hold a...

im not much of a keen gardner and wouldnt hold a clue what to look for but we would like to plant 2 trees (small) or two plants/shrubs contained by memory of our much loved dogs we have lost its merely now our garden is within order to start planting etc.we thought maybe something that has a nice consequence or something that is surrounded by the name of the plant/tree.the dogs name were hattie and foxy.it may appear a little silly to you gardners but they played such a big piece in our lives we want somewhat memorial of them.hope you can help me thankyou particularly much.x
Answers:    Need to know where you live. A weeping willow will grow big and strong provide lots of shade and howl all the time
calla lilies are pretty. to be precise what i am thinking of planting over where i buried my black and white cat that get run over a month ago, Black and white calla lilies... i miss him