&middotDrought damage - needles gradually turn yellowish-green and then light brown. This starts at the top of the tree and progresses downward and from the outside in. &middotAnimal injury - dog urine can cause some browning and dropping of lower branches on arborvitae and junipers.
There are many different brands of cat flea collars. Generally, flea collars work by either emitting a toxic gas to the local area (head/neck of the pet) or by exuding chemicals that are absorbed into the animal's skin. Some flea collars have an Insect Growth Regulator (IGR), to prevent development of cat fleas, eggs and larvae.
Provide your cat with superior pest prevention with the Seresto Flea and Tick Collar for Cats. Seresto flea collars for cats can eliminate existing infestations of fleas and ticks and also prevent future outbreaks for up to 8 months. Cats are sure to stay safe with this collar because, as a breakaway flea and tick collar for cats, it will release from the cat if it gets caught or stuck on something.