Crop nutrition
Decomposers and mycorrhizae feed plants.
Allies grow our crops and compost our waste. Risks include a few spore-formers in wounds.
Tetanus vaccination is the public tool for a famous soil spore. This page does not treat wounds.
Body interfaces
Compost
Household heaps farm microbes to return nutrients.
Antibiotic history
Soil chemistry remade clinics. Modern supply is industrial.
Wound spores
Clostridium tetani lives as spores in soil. Vaccination is public health.
Plant disease
Some soil fungi wilt crops. That is agriculture, not a reason to fear every handful.
Urban soils
Lead and compaction can matter more than germs. Test gardens in old cities.
Do not excavate a garden for a pathogen collection.
Keep exploring
More in Beneficial allies
Gut microbiome
A diverse intestinal community fed by fibre — not a single ideal species list and not a wellness shop.
Familiarity 88Probiotics
Live microbes in food or capsules — strain-specific guests, not a whole microbiome and not medical advice.
Familiarity 90Fermentation
Microbes turning food into kimchi, doenjang, yoghurt and other living crafts — chemistry plus culture.
Familiarity 85Skin microbiome
A site-specific living film — oily, moist and dry neighbourhoods, not a sterile wrapper.
Familiarity 62Nitrogen cycle
How microbes move nitrogen between air, soil, water and food — plus the industrial shortcut that feeds billions.
Familiarity 40