It's not quite accurate to say "dirt" is good for growing plants. While dirt is a component of soil, it's the
fertile soil that's truly beneficial for plant growth. Here's why:
* Dirt is simply broken-down rock and other inorganic matter. It provides structure and support, but lacks the essential nutrients plants need to thrive.
* Fertile soil is a complex mixture of:
* Mineral particles (sand, silt, clay): These provide structure and water retention.
* Organic matter (decomposed plant and animal material): This enriches the soil with nutrients, improves drainage, and provides food for beneficial microbes.
* Living organisms (bacteria, fungi, insects): These break down organic matter, cycle nutrients, and contribute to soil health.
So, to answer your question directly:
* Dirt alone is not good for growing plants. It's like building a house with just bricks – you need other components for a sturdy and functional structure.
* Fertile soil is essential for plant growth. It provides the necessary nutrients, water retention, and a thriving ecosystem for plants to flourish.
Think of fertile soil as a delicious and nutritious meal for your plants, while dirt is just the plate!