Uvb lighting placement and sizing choosing the right size uvb light is very important in keeping your bearded dragon healthy.
Uva and uvb lighting for bearded dragons.
Both ultraviolet a and ultraviolet b are essential for captive bearded lizards to remain healthy because they are both capable of emitting the natural radiation of the sun.
As such you ll want to turn both their heat lamp and uvb off at night.
Ideally the uvb bulb should span 2 3 to 3 4 the length of your tank.
Linear fluorescent uvb the zoo med reptisun 10 0 t5 ho uvb arcadia desert 12 and arcadia dragon 14 are fluorescent bulbs that don t produce heat but provide plenty of good quality uvb for bearded dragons across the length of the terrarium and the arcadia is especially good.
Uvb requirement and light schedule how much and for how long an adult bearded dragon requires 10 12 uvb rays while a 5 uvb is ok for baby and young juvenile one.
Leaving these bulbs on will make your beardie think it s still daytime and can seriously disrupt their sleeping schedule.
Best uvb bulb for bearded dragons 1.
Bearded dragons do not need a source of uva or uvb at night.
This allows your bearded dragon to absorb beneficial uvb rays no matter where is chooses to rest sit.
Avail ultraviolet light for a photoperiod of 12 14 hours every day regularly following an interrupted cycle.
Other options include compact fluorescent and halide.
Mercury vapor is the preferred type of lighting for bearded dragons because not only does it produce full spectrum light including uva and uvb rays but it also produces heat and can be used for basking.
Do beardies need uv light at night.