You would expect a natural insecticide to be perfectly safe for people and pets. The
truth is that some cause irritations or burns or are even toxic to humans and animals. If
you are going to use a natural insecticide, you should be aware of whether it causes
problems beyond the pest.
Rotenone is a natural insecticide. It is made from derris plant roots. While it is fairly
safe for people, it does harm fish. If you use it, you should take precautions to keep it
away from water where you have fish. Rotenone is somewhat toxic to warm-blooded
animals. It is even somewhat toxic to humans. You should therefore protect yourself
during application of the natural insecticide. The good news is that it doesn't affect the
safety of vegetables grown using it.
A natural insecticide that causes eye and respiratory irritations is Sabadillia. Although it
causes discomfort, it is not toxic. However, you should take care not to breathe it in
when using it. A mask should be worn.
Dried peppers can be ground and mixed with water to make a spray. This is used as a
natural insecticide. However, it too can cause eye and respiratory irritation. The
crucial time to be concerned is when you are grinding the peppers.
Termite control products that contain nicotine sulphates are actually more toxic to
mammals than synthetic products are. These natural insecticides should be used with
caution by an experienced exterminator. Some people use nicotine either in a
commercially made product or they make it on their own from tobacco leaves. They use
this natural insecticide for many different insects. The trouble is that it is toxic to
people. You can't breathe the vapours. You'll want to avoid letting it touch your skin.
On the other hand, many a natural insecticide is completely harmless to people and
pets. Boric acid is so safe that it can be used in areas where children play. It is toxic
only to insects. Diatomaceous Earth is a very popular natural insecticide that is safe for
all mammals, including people. Bacillus thurengiensis, Bt, is safe for use on plants as
well. It does not harm humans or animals.
Orange, lime, and grapefruit oils are being developed as products to be used as natural
insecticides in Third World countries. They are very good at killing many different
insects. At the same time, they are completely non-toxic to humans. The natural
insecticide from the neem tree is not just non-toxic. It has actually been used as an
antiseptic. It has also been used by herbalists to treat many diseases. It has been used
for over forty years.
If you use a natural insecticide that contains harmful ingredients, you need to be sure to
use it properly. If it is a commercial preparation, follow instructions on the label and
use in recommended amounts. It is also important to be aware of how long you need to
wait between use of the product and harvesting the crop.
Some kinds of natural insecticide are harmful to people and/or pets. Some are not. The
key is to know which natural insecticide you are dealing with. Then, be sure you know
everything about it.