• Home
  • Lizards

I am an Affilate!

I hope you love any product or service that I recommend. :) Just to be clear, I may take a share of any sales or other compensation from the links on this page. As an Amazon Associate I earn from qualifying purchases. If you use my links, thanks, I appreciate your support.

What is the Moonlight Bulb for Leopard Geckos? A Guide to Understanding Its Purpose

Leopard geckos are one of the most popular pet reptiles in the world. They are easy to care for and have a fascinating array of behaviors and physical features. One of the most interesting aspects of leopard geckos is their need for a specific type of lighting. This lighting is known as the moonlight bulb.

The moonlight bulb is a special type of bulb that emits a low level of light that mimics the light of the moon. This type of lighting is essential for leopard geckos as it helps regulate their circadian rhythm. Leopard geckos are nocturnal creatures, which means they are most active at night. The moonlight bulb provides a low level of light that allows them to see and navigate their environment without disrupting their natural sleep cycle.

Understanding Moonlight Bulbs

WUHOSTAM 2 Pack 75W Reptile UVA Infrared Moonlight Night Heat Lamp,Basking Spot Bulb Black Glass Cover for Lizard, Chameleon, Snake, Aquarium Reptile, Amphibian

Click here for the price, on Amazon #Ad


Moonlight bulbs are a type of lighting that is used to simulate the natural lunar cycle for leopard geckos. These bulbs emit a soft, blue light that mimics the light of the moon. They are designed to be used at night, when the geckos are most active, and can help regulate their sleep-wake cycle.

Moonlight bulbs are not meant to be the primary source of lighting for leopard geckos. Instead, they should be used in conjunction with a regular daytime bulb. This will provide the geckos with a full spectrum of light and help prevent health problems like metabolic bone disease.

One of the benefits of using moonlight bulbs is that they can help create a more natural environment for leopard geckos. In the wild, these animals are exposed to the light of the moon at night, which helps regulate their behavior. By using a moonlight bulb, owners can create a more natural environment for their pets.

It is important to note that moonlight bulbs should not be used as a heat source for leopard geckos. They do not emit enough heat to keep the geckos warm, and using them as a heat source could be dangerous for the animals.

Overall, moonlight bulbs can be a great addition to a leopard gecko’s habitat. They can help regulate their sleep-wake cycle and create a more natural environment for the animals. However, it is important to use them properly and in conjunction with a regular daytime bulb.

Benefits of Moonlight Bulbs for Leopard Geckos

Moonlight bulbs are a popular lighting option for leopard gecko owners. They provide a dim, blue light that mimics the moon’s natural glow and can be used as a source of heat and light during the night. Here are some of the benefits of using a moonlight bulb for leopard geckos.

Heat Regulation

Leopard geckos are ectothermic, which means they rely on external sources of heat to regulate their body temperature. Moonlight bulbs can provide a gentle heat source that helps maintain the proper temperature range for leopard geckos. They are particularly useful during the cooler months when the ambient temperature in the gecko’s enclosure may drop too low.

Night-Time Viewing

Leopard geckos are nocturnal, which means they are most active at night. Moonlight bulbs provide a soft, dim light that allows owners to observe their geckos without disturbing their natural behavior. This is especially important for breeding pairs, as it allows owners to monitor their geckos without disrupting their breeding cycle.

Moonlight bulbs are also a great option for owners who want to observe their geckos without disturbing their sleep patterns. The gentle blue light is less likely to disrupt their natural circadian rhythms, which can be disrupted by bright lights.

Overall, moonlight bulbs are a great option for leopard gecko owners who want to provide their pets with a gentle source of heat and light during the night. They are easy to install and can be used in conjunction with other lighting options to create a naturalistic environment for your gecko.

How to Use Moonlight Bulbs


Moonlight bulbs are a great addition to your leopard gecko’s habitat. They provide a dim, blue light that mimics the moon and can help regulate your gecko’s sleep cycle. Here are some tips on how to use moonlight bulbs:

Installation Process

  1. Choose a suitable fixture: Moonlight bulbs can be used with any fixture that is compatible with incandescent bulbs. Make sure the fixture is rated for the wattage of the bulb you plan to use.

  2. Screw in the bulb: Once you have the fixture, simply screw in the moonlight bulb. Make sure it is snug but not too tight.

  3. Position the fixture: Place the fixture in a location where your gecko can benefit from the light. It’s best to position it near the heat source, but not too close that it can cause overheating.

Usage Guidelines

  1. Use at night: Moonlight bulbs should only be used at night. They are not a substitute for a heat lamp or UVB bulb.

  2. Limit exposure: Excessive exposure to any light source can disrupt your gecko’s sleep cycle. Limit the use of moonlight bulbs to no more than 12 hours per day.

  3. Monitor temperature: Moonlight bulbs can emit heat, so it’s important to monitor the temperature in your gecko’s habitat. Make sure it doesn’t get too hot or too cold.

  4. Replace regularly: Moonlight bulbs should be replaced every 6-12 months, depending on usage. Check the manufacturer’s recommendations for specific guidelines.

By following these guidelines, you can ensure that your leopard gecko benefits from the use of a moonlight bulb without any negative effects.

Choosing the Right Moonlight Bulb

When choosing a moonlight bulb for your leopard gecko, it is important to consider the type of bulb and wattage. Here are some factors to keep in mind:

Bulb Types

There are two main types of moonlight bulbs: incandescent and LED. Incandescent bulbs are the traditional type of bulb and emit a warm, yellow light. LED bulbs, on the other hand, emit a cooler, bluer light.

When choosing between the two, it is important to consider the natural environment of leopard geckos. In the wild, they are exposed to a range of light colors, including warm yellows and cool blues. Therefore, either type of bulb can be suitable for leopard geckos.

Wattage Considerations

When it comes to wattage, it is important to choose a bulb that provides enough light for your leopard gecko without overheating their enclosure. The wattage you need will depend on the size of your enclosure and the temperature of your gecko’s environment.

As a general rule, a 25-watt bulb is suitable for most enclosures. However, if you have a larger enclosure or live in a colder climate, you may need a higher wattage bulb to maintain the appropriate temperature.

It is also important to remember that moonlight bulbs should only be used at night. During the day, leopard geckos require a basking bulb to provide heat and light.

By considering bulb types and wattage, you can choose the right moonlight bulb for your leopard gecko that will provide the appropriate amount of light and warmth without overheating their enclosure.


Hi, this is me with my daughter and my Lizard friend. I hope you enjoy my research. Please feel free to check out my "About Me" page to find out more about me.