What Are The Best Practices For Hatching Chicken Eggs?

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“I’m thinking about starting a small backyard chicken operation, but I’m not sure where to begin with hatching eggs. Can you give me some advice on the best practices for hatching chicken eggs? I’ve got an incubator, but I’m nervous about messing it up!” Thanks a bunch, Sarah, Adelaide, Australia.

Best Practices for Hatching Chicken Eggs: A Comprehensive Guide

Hey Sarah! It’s great to hear you’re interested in hatching chicken eggs. Starting a backyard flock can be an incredibly rewarding experience, and hatching your own chicks adds an extra layer of excitement. Don’t worry about messing up – with the right knowledge and a bit of patience, you’ll be welcoming fluffy little chicks in no time. Let’s walk through the best practices for hatching chicken eggs to help you get started on the right foot.

Selecting and Storing Fertile Eggs

The journey to successful hatching begins well before the eggs enter the incubator. Here’s what you need to know about selecting and storing fertile eggs:

  • Choose fresh eggs: Ideally, use eggs that are no more than 7 days old. Fresher eggs have a higher hatch rate.
  • Look for clean eggs: Avoid washing eggs, as this can remove the protective bloom. Instead, gently brush off any dirt.
  • Check for cracks: Examine each egg carefully for hairline cracks or other defects.
  • Store properly: Keep eggs at room temperature (50-70°F or 10-21°C) and around 75% humidity. Store them with the pointy end down.
  • Turn daily: If storing for more than a day, turn the eggs daily to prevent the yolk from sticking to the shell.

Sarah, remember that not all eggs will be viable, so it’s a good idea to start with more eggs than the number of chicks you want to end up with.

Preparing Your Incubator

Now that you’ve got your eggs, it’s time to set up your incubator. Here are the key steps:

  1. Clean thoroughly: Sanitize your incubator with a mild bleach solution and let it dry completely.
  2. Warm up: Start your incubator at least 24 hours before adding eggs to stabilize temperature and humidity.
  3. Set temperature: Aim for 99.5°F (37.5°C). Consistency is crucial, so use a reliable thermometer.
  4. Adjust humidity: For days 1-18, maintain humidity around 50-55%. You can use a hygrometer to monitor this.
  5. Prepare for turning: If your incubator doesn’t have an automatic turner, plan to turn eggs manually at least 3 times daily.

The Incubation Process

Alright, Sarah, now we’re getting to the heart of the matter. The incubation process typically takes 21 days for chicken eggs. Here’s what you need to do during this time:

Days 1-18:

  • Temperature: Maintain a steady 99.5°F (37.5°C).
  • Humidity: Keep it at 50-55%.
  • Turning: Turn eggs at least 3 times daily, more if possible. This prevents the embryo from sticking to the shell.
  • Candling: Around day 7 and again at day 14, candle the eggs to check for development and remove any clear (infertile) eggs.

Days 18-21 (Lockdown):

  • Stop turning: On day 18, stop turning the eggs and lay them on their sides.
  • Increase humidity: Raise humidity to 65-70% to help soften the egg membranes for hatching.
  • Prepare for hatch: Remove any egg turners and place a clean towel or rubber mat on the incubator floor for traction.

During lockdown, resist the urge to open the incubator unless absolutely necessary. Maintaining steady temperature and humidity is crucial at this stage.

Candling Eggs

Candling is an important part of the process, Sarah. It allows you to monitor development and remove any eggs that aren’t developing. Here’s how to do it:

  1. Use a bright light source in a dark room.
  2. Hold the egg up to the light, larger end upwards.
  3. Look for signs of development: veins, a dark spot (the embryo), or movement.
  4. Remove any clear eggs or those with blood rings (signs of early death).

Be gentle when handling the eggs, and try to keep them out of the incubator for as short a time as possible to maintain temperature.

Hatching Time!

The most exciting part is almost here, Sarah! Around day 21, you should start to see signs of hatching. Here’s what to expect:

  • Pipping: The chick will start to break through the shell, creating a small hole. This can take 12-18 hours.
  • Zipping: The chick will then start to “unzip” the egg, creating a line around the shell.
  • Emergence: Finally, the chick will push its way out of the shell.

It’s important to resist the urge to help. Chicks need to struggle a bit to build the strength to break out. Only assist if a chick has been stuck at the same stage for many hours and appears weak.

Post-Hatch Care

Congratulations, Sarah! You’ve successfully hatched chicks. Here’s what to do next:

  • Leave chicks in the incubator until they’re dry and fluffy (usually 12-24 hours).
  • Prepare a brooder with heat lamp, maintaining a temperature of about 95°F (35°C) for the first week.
  • Provide chick starter feed and fresh water.
  • Gradually lower the brooder temperature by 5°F each week until they’re fully feathered.

Troubleshooting Common Issues

Even with the best practices, issues can arise. Here are some common problems and solutions:

  • Low hatch rate: This could be due to infertile eggs, improper incubator conditions, or genetic issues. Keep detailed records to identify patterns.
  • Chicks dying in shell: Often caused by incorrect humidity levels or temperature fluctuations. Double-check your incubator settings.
  • Deformed chicks: Can be genetic or due to incorrect incubation temperatures. Ensure your thermometer is accurate.

Final Thoughts…

Sarah, hatching chicken eggs is a journey filled with learning opportunities and rewarding moments. Remember, every hatch is unique, and even experienced breeders face challenges. The key is to stay patient, maintain consistent conditions, and learn from each experience. With the knowledge you’ve gained here and a bit of practice, you’ll be well on your way to successfully hatching your own chicks in Adelaide.

Thanks for reaching out with your question. It’s great to see your enthusiasm for starting your backyard flock. Keep that excitement alive, and don’t be discouraged if your first hatch isn’t perfect. Each attempt will teach you something new. Before you know it, you’ll be an expert hatcher, sharing your own tips with fellow chicken enthusiasts. Best of luck with your hatching adventure, and enjoy the magical experience of bringing new life into the world!


Whether you're a complete beginner and don't know where to start, or you're a seasoned chicken keeping professional and just want practical "how to" advice on tap our guide to keeping chickens has got you covered...

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