Halloween decor can easily tip into plastic pumpkins, novelty signs and decorations that feel out of place the moment October ends. A more interesting approach is to borrow from the visual language of old houses, antique shops and slightly eerie interiors: aged brass, dark wood, black candles, faded textiles, vintage-inspired artwork and objects that look as though they have been collected over time. Vintage Halloween decor works particularly well because it creates atmosphere without relying on obvious seasonal motifs. A tarnished candlestick, an ornate frame or a smoky glass vase can feel appropriately haunting in October and still earn its…