1. Modal verbs: "I wouldn't say it's always easy" uses the modal verb "wouldn't" to soften the opinion, making the answer sound more natural and less absolute.
2. Relative clauses: "Certain plants are quite sensitive and require specific conditions, like controlled temperature or humidity, which can be tricky to maintain indoors." The clause "which can be tricky to maintain indoors" adds extra information about the conditions, showing complex sentence structure.
3. Parallel structure: "neglect their plants or overwater them, both of which can be fatal" uses parallel structure to list two common mistakes, making the sentence clearer and more fluent.
4. Idiomatic expressions: "can be a real headache" is an idiomatic way to say something is troublesome, which adds naturalness to the spoken answer.