When contemplating the question of whether to use landscape fabric beneath mulch, several factors warrant thorough consideration. What are the potential advantages of such an application, and could there be unforeseen drawbacks that might outweigh these benefits? For instance, could the fabric impede the natural drainage of water and nutrients, thus potentially harming the underlying soil ecosystem? Moreover, how does the longevity and durability of various types of landscape fabric compare? Are there specific scenarios, such as particular plant types or climates, where this practice is especially advantageous or detrimental? Additionally, how does one balance the need for weed prevention with the imperative of fostering a healthy environment for plant growth? Ultimately, what distinct outcomes can one anticipate from this approach in terms of both aesthetic appeal and practical maintenance? In the grand scheme of garden design and landscaping, how does the decision to employ landscape fabric under mulch integrate with overarching goals for sustainability and ecological health?