AT A GLANCE
If the potting soil in the bag becomes moldy, the bag should be opened and the soil allowed to air dry to repel the mold spores. The potting soil can then be used normally, or sterilized in the oven at 180-200 degrees for 30 minutes to be on the safe side.
What to do if potting soil gets moldy in the sack?
It is best to cut open the sack so that the moldy potting soil can air dry can. DIY stores, garden centers and discounters often store the potting soil in airtight plastic bags outside without rain protection. A warm, humid microclimate develops in the sack, which favors mold spores. By the moldy potting soilair, the spores retract and the fluffy white coating disappears.
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Can you use moldy potting soil from the bag?
If you air moldy potting soil and let it dry, one will stand normal use for indoor plants or in the garden nothing in the way. Responsible for mold formation are mostly harmless mycorrhiza spores, which play an important role in the decomposition of organic substances in the ecosystem, including the
humus counts in potting soil.Sterilize moldy potting soil
With this pre-treatment you play it safe when using moldy potting soil:
- Pour soil into a fireproof bowl and moisten.
- bowl in the oven push.
- Sterilize at 180-200 degrees for 30 minutes
How can I prevent potting soil from getting moldy in the sack?
Through a cool, dry, dark and rain-protected storage can you prevent that potting soil moldy in the sack. Unheated basements and windowless garages are well suited as storage locations for potting soil in sacks.
Tip
Mineral substrates – farewell to mold
If you no longer want to deal with mold growth, cultivate your houseplants in clay granules, pumice or lava granules. Mineral substrate is the ideal Alternative to potting soil, because it does not contain peat or other organic components that allow mold to sprout. Pests such as fungus gnats are also a thing of the past in the inorganic substrate. Good to know: The porous beads can be reused.
