Do Red Eared Sliders Need Light At Night?

Do Red Eared Sliders Need Light At Night

Red-eared sliders are one of the most common pet turtle species in the world. They are easy to care for and are a perfect pet to have. Red-eared sliders spend most of their time underwater and as a result, have different light requirements than other turtles. Due to this fact, one question that many turtle owners ask is whether red-eared sliders require lights at night? In this article, we will explore the answer to this question and provide you with all the information you need to keep your red-eared slider healthy and happy!

Related Article: Taking Care Of Baby Red-Eared Slider Turtle

Do red-eared sliders need light at night?

Red-eared sliders do not need light at night. Like humans, they also follow a natural day and night cycle. They are most active during the daytime so their natural day starts with the sunrise and ends with the sunset. While at night they sleep or do very less activity. If you keep the light on during the night, it will disturb their natural sleep cycle and can cause stress. So, it is best to turn off the lights at night.

Red-eared sliders are turtles that spend the majority of their time in the water. Because of this, they have very different light requirements than other pets. For example, red-eared turtles need at least eight to twelve hours of UVB light exposure every day. Similarly, they need an optimum basking temperature in order to keep their body warm and their metabolism functioning properly. However, basking lights also need to turn off at night so that the turtles can have a natural day/night cycle.

Some turtle owners put a red light in their tank so that they can see their turtles at night without disturbing their sleep but this is not necessary. Red light does not penetrate the water so your turtle will not be clearly visible anyway.

In short, red-eared sliders do not need light at night but if you want to put a light for your own benefit then use a red light bulb. Avoid using white or blue light as it can disturb their sleep cycle.

Related Article: Do Turtles Need UVA or UVB?

Do baby red-eared slider turtles need light at night?

The simple answer to this question is no, red-eared slider turtles irrespective of their age do not need light at night. In the wild, these turtles would spend their nights in the water, only coming up to bask in the sun during the day.

Similarly, your baby RES turtle does not need a light at night. In fact, it is recommended that you turn off all lights in the room where your turtle is kept at night so that it can get a good night’s sleep. If there are any lights on in the room, it could disrupt your turtle’s sleep cycle and cause health problems in the long run.

So if you have a baby turtle that is living in an aquarium or tank, there is no need to worry about providing a light source at night. Just make sure the room is dark and your turtle will be fine.

Do red-eared turtles need light all the time?

No, red-eared turtles do not need light all the time. In fact, they should have a regular day and night cycle like all other animals. This is because their bodies need to rest and recuperate during the night. While they do not need light at night, you may install a faint source of light in their enclosure if you wish. This is purely for your benefit so that you can see them at night if you need to.

Red-eared sliders require a minimum of 8-12 hours of UVB light during the day to help them process calcium and vitamin D. They also need an optimum basking temperature for keeping their body warm and functional metabolism. If you do not provide these things, your turtle will become sick and may eventually die.

Can red-eared sliders sleep in the dark?

Yes, red-eared turtles sleep in dark. They do not need light at night. However, if you are keeping your turtle in an aquarium, it is a good idea to provide them with a hiding spot that is dark and humid. This will help your turtle feel more secure and relaxed while they sleep.

Providing a red-eared slider with light at night can actually disrupt their natural sleep cycle and cause them stress. If you must provide your turtle with light at night, do so for only a few hours and make sure the light is not too bright.

RES feel safer and secure in the dark and so it is better to keep their enclosure dark at night. Disturbing their natural behavior can do more harm than good.

Related Artice: Can Turtles See In The Dark?

How can you provide your slider with the right amount of light?

There are a few things to consider when it comes to providing your red-eared slider with the right amount of light. First, you’ll want to make sure that they have access to UVB rays. This can be done by placing their tank in an area where they will get direct sunlight for a few hours each day. If this is not possible, you can also purchase a UVB bulb for their tank.

Secondly, you’ll want to make sure that they have a basking spot in their tank where they can warm up. This can be done by placing a heat lamp over their basking area. The temperature under the heat lamp should be around 85-90 degrees Fahrenheit.

Basking is important for turtles as it helps them warm their body. Turtles are cold-blooded animals and so they rely on the external environment and warmth for maintaining their metabolism.

For this purpose, you can use UVA lights available in the market or you can use a 100-watt incandescent bulb accompanied by a reflector hood which will also provide the required heat to your turtle.

Keep the lights on during the day for at least 8-12 hours. This will ensure that your turtle gets enough light and heat exposure. At night, you can turn the lights off as turtles do not need light at night. This is important because red-eared sliders need a dark environment to sleep.

With the UVB lights, it is important to replace the bulb every six months as they tend to lose their effectiveness over time. This is something to keep in mind when setting up your turtle’s tank.

By providing your turtle with the right amount of light during the day, you can ensure that they stay healthy and happy.

Do red-eared sliders need a heat lamp during the night?

The answer to this question is not as simple as a yes or no. If you are basing your decision on the natural habitat of these turtles, then the answer would be no because, in the wild, they do not have access to heat lamps or any other type of artificial light source. However, if you are keeping your turtle indoors, then the answer is a bit more complicated.

There are a few things to consider when deciding whether or not to use a heat lamp at night. The first is the temperature of your turtle’s enclosure. If the temperature inside the enclosure drops below 70 degrees Fahrenheit, then it is necessary to use a heat lamp to maintain the proper tank temperature.

The second thing to consider is the type of heat lamp you are using. If you are using a basking light, then it is not necessary to leave it on during the night because your turtle will not be basking during that time. However, if you are using an infrared heat lamp, then it is a good idea to leave it on during the night because this type of lamp emits heat makes the enclosure warm during the night. This kind of setup is required especially on winter days.

With all the good things, there are a few precautions too that you should take while using a heat lamp. These lamps can be a fire hazard, so it is important to make sure that the heat lamp is not too close to anything that can catch fire. Keep it far away from the basking area otherwise, it can cause a burn to your turtle. Also, it is important to take sufficient precautions so it won’t fall into the water and electrocute your turtle.

Heat lamps are used to maintain the correct temperature in their enclosure and make them comfortable, not for anything else. In general, it is best to err on the side of caution and use an infrared heat lamp during winter night for your red-eared slider tank. If you already have a water heater installed then this is not really required for you.

Related Article: How To Keep A Turtle Warm Without A Heat Lamp?


Red-eared sliders do not usually require a light at night. They require 8-12 hours of UV light during the day to maintain their body temperature and functional metabolism. Avoid any source of light in their tank or around their enclosure during the night otherwise, it will disturb their sleep cycle and cause them stress.