What to Expect from Your Puppy: 8 Weeks to 6 Months

Bringing Home a New Puppy

Most new puppy owners bring their dog home around 7 to 8 weeks of age. At this stage, puppies are cute, playful, and full of energy. However, they’re also totally untrained. From 8 weeks to 6 months, they grow rapidly and begin developing key behaviors, for better or worse.

Understanding what to expect during this developmental period—and how to guide your pup—can make all the difference in raising a well-adjusted adult dog.

8 Weeks to 4 Months: Foundational Training and Socialization

Early Adjustment

When first separated from their mother and littermates, some puppies may feel lonely or cry, especially at night. While some may advise “toughing it out,” it’s better to meet your puppy’s emotional needs. Providing comfort early on helps build a confident, independent dog later in life.

That said, it’s also important to set boundaries. Puppies naturally look for leadership. If you allow them to misbehave or get away with everything, they may not respect your guidance later.

Be kind but consistent. Use a firm verbal correction—like “No!” or “Eh-eh!”—and redirect their attention without using force or fear.

Potty Training

Potty training is one of your top priorities during this stage. Puppies can only “hold it” for about one hour per month of age, plus one—so a 2-month-old may only last 3 hours. The key to potty training a puppy is consistency:

This is a great time to start building a puppy shot schedule with your vet. Core vaccines like distemper, parvovirus, and rabies are crucial in the first few months. A healthy pup is easier to train and socialize.

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Highlights & Benefits

Introducing a Collar and Leash

Most puppies are unfamiliar with collars and leashes. Start by using a flat buckle collar without tags, letting your puppy wear it indoors. Once comfortable, attach a lightweight training lead and let them drag it around. Later, hold the leash and follow them before gradually leading the walk yourself.

Use short, positive sessions and treats to build good leash manners early. These experiences lay the groundwork for more advanced lessons when you begin training your puppy more formally.

4 Months to 6 Months: Teething, Energy, and Behavior Shaping

Chewing and Teething

Around 4 months, teething starts. Puppies will want to chew everything. Rather than trying to stop chewing, redirect it to safe objects like chew toys, teething sticks, frozen carrots, or puppy-safe Kongs. If your puppy chews on something inappropriate (like a cord or shoe), give a sharp verbal correction, then replace it with an appropriate option.

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Highlights & Benefits

Zoomies and Excess Energy

It’s also normal for puppies to have short bursts of intense energy—often called “zoomies.” They may tear through the house, jump on furniture, or bounce off walls. Puppy-proofing your home, providing enriching toys, and giving them outdoor space to run can help prevent damage and redirect that energy in healthy ways.

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Highlights & Benefits

Puppy Play and Dominance

As puppies grow, play becomes more physical. You may notice behaviors like growling, humping, or biting during play with other dogs. These behaviors are normal, as long as they’re not directed toward you. If they are, interrupt immediately and redirect the behavior.

This is also the stage when puppy training classes become a great option. By 5 or 6 months, most pups have completed their puppy shots and can safely attend group sessions. In class, your dog can learn basic cues like:

Group training helps reinforce good manners around other people and dogs and can prevent behavior problems down the road.

How to Train a Puppy Successfully

Puppy training requires patience, repetition, and positive reinforcement. Here's what works:

Keep training sessions short and fun.

Use rewards like praise, treats, and play.

Be consistent with cues and expectations.

Avoid punishment. Instead, interrupt and redirect.

Early socialization and training are key to raising a happy, well-adjusted dog. Every moment you spend now builds a strong foundation for the future.

Don’t Forget the Puppy Shot Schedule

Your vet will help you create a puppy shot schedule, typically starting at 6–8 weeks with boosters every 3–4 weeks until 16 weeks of age. Common core vaccines include:

Vaccines not only protect your puppy from serious illness, but they also allow your pup to safely socialize—an essential part of early development.

Be Patient and Attentive

The 8-week to 6-month period is full of exciting changes, and with the right guidance, your puppy will grow into a respectful and well-behaved companion. Invest the time now to meet their physical and emotional needs, establish good habits, and lay the groundwork for lifelong obedience.

Think of this time like raising a toddler: your puppy watches you, learns from you, and relies on your leadership. With patience, love, and structure, you’ll raise the kind of adult dog every pet parent dreams of.

Haven’t adopted yet, but think you’re ready for the challenge? You can find a puppy of your own right here on PetPlace!