10/01/2025
I'm bringing my plants inside for winter and getting them ready with the 'bathtub submerge' method! This is key for full saturation and pest control.
How Long to Submerge for a Deep Soak:
You should generally submerge the pots (up to the rim of the soil) for 15 to 30 minutes.
Watch for the Bubbles: When you first submerge the pot, you'll see a lot of air bubbles coming to the surface. This is the air being pushed out of the soil as water takes its place.
The Sign to Stop: Once the bubbles stop appearing, your soil is fully saturated. At this point, you can remove the pot. For very dense or large pots, 30 minutes is a safe maximum.
The Critical Next Step: The Drain!
This is perhaps the most important part. You MUST allow every drop of excess water to drain out before bringing the plant inside.
Drain Time: Let the pots sit in the empty tub or a sink for at least 30 to 60 minutes until no more water is dripping out. Waterlogged soil indoors is a recipe for root rot and mold.
Winter Pest Prevention (The Secret Weapon):
The soak takes care of the watering, but to prevent a winter pest infestation (especially fungus gnats, which are attracted to damp soil):
Soil Drying: After the deep soak, let the top inch or two of the soil dry out completely before their next watering.
Top Dressing: Consider adding a layer of sand, perlite, or diatomaceous earth (DE) to the top of the soil once they are inside. This creates a dry barrier that prevents fungus gnats from laying eggs.
This process ensures your plants are perfectly hydrated and you're not bringing unwelcome hitchhikers into your warm home! Happy wintering, everyone! šæš
