Companion planting is an effective gardening technique that involves pairing compatible plants to enhance growth and deter pests naturally. By selecting the right perennial combinations, you can create a thriving, harmonious garden. Consider pairing coreopsis with lavender . Coreopsis attracts pollinators like bees and butterflies, while lavender's fragrance can deter harmful insects and attract beneficial predators. Planting these together not only adds vibrant color but also supports a balanced ecosystem. Another great pairing is echinacea with Russian sage . Echinacea draws in pollinators...