Dog owners often wonder when their beloved pet has finished her season, as this period can bring about significant changes in behaviour and hormonal balance. In the UK, unneutered female dogs typically experience their first season around six months of age, although this can vary depending on the breed. During this time, it is crucial to keep the dog away from uncastrated males to prevent unwanted pregnancies.
Understanding the signs of a dog finishing her season is essential for responsible pet care. Female dogs in heat will display a swollen vulva, bleeding, and changes in behaviour. As the season progresses, the vaginal discharge may change from bloody to watery and pinkish. Monitoring these symptoms can help dog owners determine whether their pet is nearing the end of her season.
Being aware of the changes in physical characteristics and demeanour can help dog owners manage their pet’s needs during this time. Providing a comfortable environment, extra care, and vigilance will contribute to the well-being of the dog during her season.
Understanding Female Dog Seasons
Heat Cycles
Female dogs usually experience their first heat cycle at around 6 months old and will continue to have heat cycles twice a year, approximately every 6-7 months. The exact interval may vary, and younger dogs may not have regular heat cycles until they are about 2 years old. The duration of a heat cycle usually lasts for 16-18 days, and it is essential to keep track of these cycles to determine when they are fertile or when they have finished their season.
Hormonal Changes
During a female dog’s heat cycle, their body undergoes hormonal changes, specifically in oestrogen levels. Oestrogen is responsible for initiating the different stages of the heat cycle, including the oestrus stage, where the dog becomes fertile and more receptive to mating. Hormonal changes result in physical and behavioural signs that indicate the dog’s heat cycle has begun or ended.
Oestrus Stage
During the oestrus stage, the dog’s vulva becomes swollen and red. There may be vaginal discharge that starts off bloody but may become more watery and pinkish as their season progresses. Behavioural changes, such as increased affection or mounting attempts, are also noticeable during this stage. The oestrus stage usually lasts for about 9 days, and the end of this stage signifies the end of the dog’s heat.
How Do I Know When My Dog Has Finished Her Season UK? Recognising Season Symptoms
When your dog is in season, it’s essential to be able to recognise the symptoms to ensure her safety and well-being.
Swollen Vulva
During your dog’s heat cycle, her vulva becomes swollen and red, which can be more noticeable in some dogs than others. As the season progresses, the size of the vulva will decrease, returning to its normal state. In smaller breeds, this change might be easier to spot, while in larger breeds, it might require closer attention. When the swelling has subsided, it’s an indication that your dog’s season has ended.
Behavioural Changes
Throughout her season, your dog might exhibit changes in her behaviour, such as increased friskiness or periods of being mopey. These behavioural changes will eventually return to normal as she finishes her heat cycle. When you notice her behaving more like herself again, it’s likely a sign that her season is coming to an end.
Discharge and Bleeding
One of the most common symptoms of a dog in heat is a bloody vaginal discharge. This discharge generally starts off being bloody and, as her season progresses, becomes more watery and pinkish in colour. The bleeding typically occurs during the first 7-10 days of the heat cycle and may reduce or even stop during the mating period, which lasts 5-10 days. When the discharge ceases, it’s a sign that your dog’s season is finishing.
By paying attention to these key indicators – the size of the swollen vulva, behavioural changes, and the presence of discharge and bleeding – you can better identify when your dog has finished her season. This knowledge will help you provide the best care and support for your furry friend during this time and keep her safe and healthy.
Regular and Irregular Seasons
In female dogs, the first season usually occurs around 6 months of age and then every 6-7 months afterwards. However, the timing and duration of seasons can vary between individuals.
Regular seasons in dogs typically last for 16-18 days, with the beginning of heat lasting between 7 and 10 days. During this time, the vulva swells and the dog begins to bleed. She will start attracting male dogs, but isn’t ready to mate yet. The actual mating period of the oestrus cycle comes later, which is when female dogs become receptive to male attention.
Some dogs may have irregular seasons, with variations in the duration and frequency of their cycles. In these cases, it can be harder to determine when a dog has finished her season. Irregular seasons may be influenced by factors such as breed, age, and overall health. One way to monitor your dog’s hormonal changes and better understand her cycle is to monitor the levels of progesterone in her blood. This can be done through regular blood tests performed by your vet, which can help determine the stages of your dog’s cycle and whether she is in heat or not.
When a dog has finished her season, there will be a noticeable decrease in the swelling of the vulva. The discharge that initially started as bloody may become watery and more pinkish as the season progresses, and eventually stop completely. It’s important to keep an eye on your dog’s behaviour and physical changes during this time in order to identify when her season has come to an end.
Managing Your Dog during Her Season
Bedding and Cleaning
During your dog’s season, it’s essential to keep her sleeping area clean and comfortable. Replace her bedding regularly with easily washable materials like towels or blankets to help manage any discharge. It’s also a good idea to restrict your dog’s access to carpeted areas and sofas to avoid any staining or damage. Using disposable or washable dog nappies is one way to keep the mess under control. If you have a small dog though, you may not need to worry. When our small Cavapoo Lola had her first season, she kept herself extremely clean and we only noticed a couple of blood spots.
Walks and Outdoor Activities
While your dog is in season, you must consider how her walks and outdoor activities are managed. She may attract male dogs, which can lead to unwanted attention. One option is to keep your dog on a short lead during walks to maintain control, especially in areas where other dogs may be present. Consider walking your dog at quieter times of the day and choosing less crowded locations. If you use a dog walker, make sure you let them know that your dog is in season.
Neutering and Spaying
Lastly, it’s essential to consider neutering or spaying your dog if you don’t plan on breeding. Doing so can prevent the occurrence of future seasons and related discomfort for your dog. Spaying is a surgical procedure that involves removing a female dog’s reproductive organs, while neutering refers to castrating male dogs. Consult with your vet about the best timing and options for these procedures, as they may vary depending on your dog’s age and health.
Preventing Unwanted Pregnancy
Caring for Your Dog in Heat
When your dog is in heat, it’s essential to keep a close eye on her to prevent unwanted pregnancy. During this fertile period, a bitch can become pregnant if exposed to male dogs. To help keep your dog safe during this time, follow these practical tips:
- Keep your dog on a lead and under close supervision while outdoors, as male dogs can be attracted by her scent even from a distance.
- Avoid going to areas where male dogs are likely to be present, such as dog parks or busy streets.
- Consider using a “doggy diaper” to minimise the risk of accidental breeding and to help keep your home free of mess.
Medical Options
In some cases, your vet can provide medical solutions to help you manage and prevent unwanted dog pregnancies. Options include:
- Neutering: One of the most effective ways to prevent unwanted pregnancies is to have your dog neutered. This procedure involves the removal of a female dog’s ovaries and uterus, which stops her from ovulating and getting pregnant.
- Chemical contraception: Some medications can be used to control your dog’s fertility temporarily. However, these options are not always recommended due to potential side effects. Always discuss the risks and benefits with your vet before choosing this route.
Menopause
Dogs do not experience menopause in the same way as humans, and their fertility gradually declines with age. However, they can still conceive and give birth to puppies throughout their life. To prevent unwanted pregnancies in older dogs, consider neutering or discussing alternative options with your vet.
Identifying Finished Season
Observable Changes
To determine if your dog has finished her season, you can look for certain observable changes. One of the main indicators is a decrease in the swelling of her vulva. During the season, the vulva typically becomes enlarged and red. When her season is ending, this swelling will gradually reduce, and the colour will return to normal.
Another sign to watch for is the change in vaginal discharge. At the beginning of the season, the discharge is typically bloody. As the season progresses, the discharge may become thinner and change to a pinkish or watery colour. Near the end of the season, the discharge will reduce, eventually stopping altogether.
Potential Health Complications
When a female dog is in heat, her body undergoes hormonal changes that can lead to several health complications. In this section, we will discuss two main health issues related to dogs in heat: Infections and Pyometra, and Mammary Cancer.
Infections and Pyometra
Female dogs in heat may produce bloody discharge and will often lick themselves to keep clean. This increases the risk of introducing bacteria to their genitals, which may lead to infections. It is vital for pet owners to monitor their dog’s behaviour and keep their surroundings clean to prevent infections.
On top of that, hormonal changes during a dog’s heat cycle can lead to a severe infection called pyometra. Pyometra is a life-threatening condition where the uterus fills with pus due to bacterial infection. Female dogs who have not been spayed are at a higher risk of developing pyometra, especially after a heat cycle. The symptoms of pyometra may include:
- Swollen abdomen
- Loss of appetite
- Lethargy
- Vomiting
- Fever
If you suspect your dog has pyometra, it is crucial to seek veterinary attention immediately. Treatment usually involves surgery to remove the infected uterus and appropriate antibiotic therapy.
Mammary Cancer
Female dogs in heat have increased levels of hormones, including oestrogen and progesterone. These hormones can stimulate the growth of mammary tissue and might contribute to the development of mammary cancer. It has been observed that the risk of mammary cancer increases with each successive heat cycle. The symptoms of mammary cancer in dogs may include:
- Lumps or masses along the mammary glands
- Swelling
- Ulceration of the skin
- Pain or discomfort
Early detection and treatment are vital to manage mammary cancer in dogs. Regular check-ups with your veterinarian, especially during and after the heat cycle, can help detect any abnormal growths in the mammary glands. Depending on the severity, treatment options for mammary cancer may involve surgery, radiation therapy, or chemotherapy.
How Do I Know When My Dog Has Finished Her Season UK? Behavioural Signs and Signals
Humping and Mounting Behaviour
During a dog’s season, you might notice humping and mounting behaviour, which can be a sign that her season is coming to an end. Female dogs sometimes show this behaviour to assert dominance or to imitate mating, even if they don’t necessarily want to mate. This type of behaviour can also be observed when a dog is feeling anxious or frustrated. It is essential to keep her comfortable, and remember that this behaviour will eventually subside.
Pheromone Attraction
One of the critical elements of a dog’s season is the release of pheromones, which can attract male dogs. As her season comes to an end, you might notice less interest from male dogs towards your female dog. This is a clear indicator that her pheromones are decreasing, and she is exiting her fertile period.
During her season, a female dog may have an increased interest in male dogs and exhibit behaviours such as flagging her tail, pushing back, and roaming off lead. As these behaviours start to diminish, it’s a sign that her season is finishing. Additionally, if your female dog shows less anxiety and returns to her usual demeanour, this is another signal that her season has come to an end.
How to Help Your Dog after Season
As your dog’s season comes to an end, providing proper support and care is essential. Transitioning back to her normal routines and behaviours may require some adjustments and extra attention. Here are some tips on how to help your dog after her season, ensuring a smooth and comfortable return to her regular activities.
It’s important to keep a friendly and positive atmosphere around your dog, as she may still be sensitive due to hormonal changes. Spending quality time together, engaging in games, and offering plenty of praise and affection can help restore her confidence and ease any lingering stress.
Consider providing nesting spaces for your dog during this time, as she may feel the urge to nest. Offering a comfortable, quiet spot with soft bedding and blankets can provide the support and security she needs while she adjusts to her post-season behaviour.
Playing games and engaging in stimulating activities can help improve your dog’s mood and return her focus to everyday life. Interactive toys, puzzle feeders, or simple play sessions outside can keep her both mentally and physically engaged.
Temperature regulation may be a concern for some dogs, so providing items such as dog pants and easily washable bedding can help keep your dog comfortable and clean. If you notice your dog feeling too warm, offering a cool or shaded area to rest can be beneficial.
Keep a close eye on your dog’s behaviour to ensure she is making a smooth transition after her season. If you notice any unusual behaviours or health concerns, don’t hesitate to consult your vet for guidance and advice. Providing the right care and support for your dog after her season is crucial for her overall well-being and happiness.
Frequently Asked Questions – How Do I Know When My Dog Has Finished Her Season UK?
How long does a dog’s heat cycle last?
A dog’s heat cycle, also known as her season, usually lasts for about 16-18 days. Female dogs typically have their first heat at around 6 months old and then every 6-7 months afterwards.
What are the signs of a dog’s season ending?
As a dog’s season comes to an end, the swelling of her vulva usually reduces, and the bloody vaginal discharge diminishes or stops entirely. Her behaviour might also revert to normal, and she may become less clingy, distant, or stressed.
Is my dog still in heat after the bleeding stops?
A dog may still be in heat after the bleeding stops as the entire heat cycle lasts longer than the bleeding phase. It is essential to keep monitoring her behaviour, and once her vulva starts to reduce in size and she returns to her usual temperament, it is more likely that her season has ended.
What behaviours indicate a dog is in heat?
When a dog is in heat, you may notice her vulva is swollen, and she has a bloody vaginal discharge. She might also be urinating and cleaning the area more often than usual. Additionally, her behaviour may change, such as becoming more clingy, distant, or showing signs of stress.
When can my dog socialise after her season?
It is generally safe for your dog to socialise and be around other dogs once her season has fully ended. This is usually after her vulva returns to its normal size and the discharge has stopped. However, to err on the side of caution, you may want to wait a few days after these signs to ensure her heat cycle is entirely over.
How can I comfort my dog during her heat?
To comfort your dog during her heat, you can provide extra affection and attention to help her deal with the discomfort and stress. You can also use a doggy diaper to manage the blood discharge and keep your home clean. Make sure to keep her indoors to avoid attracting male dogs and using a cool pack in her bedding may provide additional comfort.

