1.You can share any knowledge or experience you have about growing plants. 2.If you don't know much, you can mention that and perhaps express an interest in learning more.

1. 你可以分享你在种植植物方面的任何知识或经验。 2. 如果你不太了解，可以提到这一点，并表达想要了解更多的兴趣。