I don't really know feng shui, but I love the idea of a red front door and love those climbing roses. A trellis is being added to my "Must" list too! According to many traditions and feng shui consultants, front doors are best painted red.
Door knocker - Here's a vestige of the Moorish occupation of the Iberian Peninsula: the hand of Fatima. Fatima Zahra was the daughter of the Prophet Mohammed. The hand door knockers are talismans used to ward off the evil eye.