How to water your houseplants.
The no.1 biggest killer of houseplants is too much water!
If the roots of a plant are allowed to stay immersed in water they will rot, the plant will be unable to feed itself and will die.
There are two major causes of this phenomenon:
- The pot has no drain hole/s.
If a pot has no drain holes, the water will accumulate in the bottom of the pot. If left for a long period it would eventually evaporate, but people tend to over water plants, so this is unlikely.
Any roots in the accumulation of water at the bottom of the pot will eventually rot and the plant will die.
- Water is left in the saucer that the pot stands in.
Other than watering too frequently, this is probably the biggest killer of houseplants. Water will drain out of the pot until it reaches the same level as the water in the saucer. If the pot is left in this water, any roots in the water will eventually rot and the plant will die.
Roots need air as well as water which means that the soil must be moist but not saturated.
Determining when a houseplant needs water
There are three pretty common gardening "rules of thumb" for gauging when a plant needs to be watered:
- Touch the soil – Stick your finger into the soil up to the first joint; if it is dry at your fingertip the plant needs water.
- Tap the pot – When the soil in a pot dries out, it shrinks away from the sides. Tap the side of the pot with your knuckles or a stick. If the sound is dull, the soil is moist; if the sound is hollow, water is needed.
- Judge soil color – The soil or potting mixture will change from a dark to lighter color as it dries.
Tips for watering houseplants:
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