By Ayaan Ali Orchids are precious houseplants known for their beauty and fragrance, but they require extra care if you want them to bloom for longer. Thankfully, one plant expert has shared her helpful tip. The colorful winter houseplants are renowned for their beauty and colours, and can instantly brighten up any home. However, it can be tricky to know exactly what your plant needs and you may find yourself worried when you notice its stems becoming yellow. While this doesn’t always mean that an orchid is dying, it could be a signal for you to get it back to being happy and healthy. Many orch…