How to Control Fungus Gnats in Indoor Plants

  The annoying little flies often seen flying around indoor plants are fungus gnats. The adult flies are just a nuisance, but their larvae, which mainly eat fungi growing in decomposing organic matter (such as over-watered plant potting mix!) will also eat the roots of houseplants, and can transmit root diseases. Fungus gnats are onlyContinue reading “How to Control Fungus Gnats in Indoor Plants”

Gardening Questions #004 – Can You Use Shells for Drainage in Houseplant Pots?

Sea shells should not be used in plant pots because they are made of calcium carbonate (chemical formula CaCO₃), which is exactly the same substance as limestone and garden lime. They will make the potting medium extremely alkaline. Some plants don’t grow well in alkaline soils! Any material that is added to improve drainage shouldContinue reading “Gardening Questions #004 – Can You Use Shells for Drainage in Houseplant Pots?”

How to Improve Drainage in Plant Pots, The Proper Way to Do It!

When growing plants in pots, it’s sometimes necessary to increase drainage because some plants are sensitive to excessive moisture around their root zone, and stagnant water at the bottom of the pot can lead to root rot. The old garden myth of putting a layer of rocks in the bottom of a pot to increaseContinue reading “How to Improve Drainage in Plant Pots, The Proper Way to Do It!”