As a business you need to let your customers/clients know that you are at the top of your game, and by being aware of trends and keeping up with them, you are absolutely showcasing that you are current, showcasing your products, your styles and the ethos of your brand.
Florists who consistently offer trendy and modern designs build a reputation for being creative and up-to-date. This can strengthen your brand, leading to more referrals and repeat business. Being known as a trendsetter in the industry can significantly boost your profile.