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Overwatering Plants

One problem that faces many gardeners is the amount of water needed for their plants. Not enough, and your plant dies, too much and...you guessed it - your plant dies. So how do you know when the plant is getting just the right amount of water.

The biggest factor in determing a plant's watering needs is the soil that contains the plant. If we all had perfect loamy soils it would only take one answer but many gardeners have clay soils which take water in slowly and lose it slowly while gardeners here in WA have sandy soils. These sandy soils receive the water quickly but unfortunately lose it just as fast. You can read more about soil water retention here.

Another factor is evaporation. In the winter months when evaporation is low (and rainfalls are usually higher - unless you live in the tropics) the watering needs of your plants are less. In summer your plants will need increased watering. Our Water Board gave us a month by month fridge magnet watering guide which ranges from No Watering during the winter months to Every Second day during the hottest ones.

Try grouping your plants with the same watering needs. Don't put exotic annuals together with native shrubs or vice versa.

If you have been overwatering your plants, the only way to save them is to cease watering until the soil has begun drying out. If the plant is in a container try moving it to a sunnier, drier location. If the plant is in a garden bed and the bed is constantly getting too wet, you may need to raise it so that the water can seep through rather than sit.

The golden rule in watering is only water when your plants need it and then water them thoroughly.






Comments

Stuart, I just found your new site and it's fabulous! That white-on-black was hard on my middle-aged eyes, too, so thanks for the change!
Susan

Thanks Susan. I was having a few too many issues with my site at blogger.com one of them being Firefox couldn't interpret my template very well...but we're here now looking forward to a great new year. Thanks for your comment.

Plants Death Caused by Over-watering or Under-watering.
Ben Wang Age 12
Lots of reasons why pottery plants die is because of over-watering. Roots need both water and oxygen, but when surrounded by water, they cannot take up oxygen. The roots will rot and eventually the plant dies. Over-watering and under-watering has two same results, it will end up being unhealthy roots and the plant will die. There is no answer to the question, “how often should I water my plant?” The whole thing is depended on the location, size of pottery, weather, and the soil mix reactions. Less water is needed when a slow growth stage is happening after a quick growth from a young time of the plant. Water evaporates in the plant pot so if a large plant’s growth is depended on a small pot, then more water is needed to support this plant. Soil mixes varies the amount of water you will give to the plant. Those soils with lots of moss contain more water than the soils with dry bark and sand so those with moss does not need too much water.
A plant needs more watering in a hot, dry, and sunny environment than a cold shadowy environment. If watering a pot, water more thoroughly. If not then the water will not sink into at least two thirds of the pot which contains most of the roots. The soil cannot be really dry. It will cause root damaging. Water it when water is needed, but give your plant a chance to dry a little before watering again. The plants should usually not be watering everyday unless it is a really, excessively dry area and it dries real fast. Over-watering is the number one plant killer. Bringing back to life an under-watered plant is easier than bringing back a over-watered plant. The temperature also depends on how to water your plant. Over watering signs usually are when quickly the lower leaves yellow and fall, spotted leaves, and gray fuzzy mould around the stem, leaves and flowers of the plant. The biggest factor in knowing a plant's watering needs is the soil that contains the plant. Another factor is evaporation. When it is in the winter, evaporation is low. But when its summer and really sunny, the water you provide to your plants will evaporate so you don’t need to water much in the winter.

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