Some people believe that the cactus symbolizes strength and endurance. This plant's ability to survive new environments reminds you to stay strong and endure hardships while focusing on your beauty within. Feng Shui and Vaastu experts believe that a cactus carries bad energy because of the thorns. They believe that having cactus in your home causes anxiety and stress within the family. The final decision on how a cactus will impact your spirituality depends on you and your beliefs.