UPDATE 2-Like Lowe's, Home Depot starts spring on slow note

11:37am BST * Q1 sales $16.82 bln vs analyst estimate $17.02 bln * Like Lowe's, Home Depot saw weak start to spring selling * Q1 EPS 50 cents vs Wall Street estimate 49 cents (Adds net earnings, Lowe's results, background) By Dhanya Skariachan...