Compost fertilizer (Examples include Earthcare Compost Fertilizer) contains a diverse range of microorganisms that play crucial roles in breaking down organic material and enriching the soil with nutrients. The primary groups of microbes found in compost include:

Bacteria: The most abundant microorganisms in compost, bacteria are responsible for breaking down complex organic compounds into simpler forms. Key types include:

• Bacillus: Helps decompose plant materials and produces enzymes that break down proteins and carbohydrates.
• Pseudomonas: Breaks down organic matter and can promote plant growth by producing growth hormones.
• Actinobacteria: These bacteria specialize in breaking down tough, woody materials like cellulose and lignin, giving compost its characteristic earthy smell.

Fungi: Fungi decompose complex organic materials such as cellulose, lignin, and proteins, contributing to the breakdown of plant matter in compost. Some examples include:

• Aspergillus and Penicillium: Common in compost, these fungi help break down tough organic materials.
• Trichoderma: Known for its role in decomposing organic matter and suppressing plant pathogens.

Protozoa: These microorganisms feed on bacteria and help maintain a balanced microbial community in the compost. By consuming bacteria, they release nutrients in a form plants can absorb.

Nematodes: Small, worm-like organisms that contribute to the decomposition process by feeding on bacteria, fungi, and other microorganisms in the compost, aiding in nutrient cycling.

Yeasts: Yeasts assist in breaking down sugars during the early stages of composting and contribute to the fermentation process.

Archaea: In some composts, especially those subjected to high temperatures, archaea can play a role in breaking down materials that other microbes cannot process, particularly in thermophilic conditions.

These microorganisms work together to convert organic waste into nutrient-rich compost, improving soil structure and fertility.