Coarsely chop broccoli and place in large bowl. Coarsely chop apples and brush with lemon juice to prevent browning; add to bowl. Shred carrot and add to bowl with blueberries, cranberries, sunflower seeds, pecans and bacon.
To make dressing: Mix mayonnaise, milk, apple cider vinegar, sugar and poppy seeds. Pour over broccoli salad and mix well.