The short answer for a diamond dove
Change a diamond dove's cage liner every day, wash its seed and water dishes daily, and wash the whole cage gently about once a week. That rhythm sounds like a lot for one of the smallest aviary birds in the world, a dove barely longer than a hand, but the reasoning is in its lifestyle. Diamond doves are ground feeders. They spend their day walking the cage floor, pecking up tiny seeds, sipping from low dishes and resting there, which means the floor is simultaneously their dining table, their pavement and the place their droppings land.
Why small droppings still add up fast
A single diamond dove's droppings are tiny and fairly dry, and that fools owners into a fortnightly routine. But doves are usually kept in pairs or small groups, fine seed husks drift into every corner, and spilled water around a shallow dish dampens one patch of liner that then sours quietly under fresh scatter. Because the birds constantly peck at the floor, anything growing in that damp patch is in their feeding zone within the day. A daily liner change takes two minutes, keeps the pecking surface clean, and shows you the droppings pattern of the whole group at a glance, which is the earliest health information a dove keeper gets.
The weekly wash, dove edition
Once a week, move the doves calmly to a holding cage, they startle easily and can injure themselves fluttering against bars, then wash the floor and grate, bars, perches and dish holders with hot water and plain washing-up liquid or a bird-safe disinfectant. Scrub the area under the water dish hardest, rinse everything until it feels squeaky rather than slippery, and dry the floor fully before fresh liner goes in, since these doves will walk straight onto a damp surface. Check flat perches and any low platform for the fine, cement-like droppings build-up doves leave, and soak rather than chip it off. About monthly, wash the cage skirt or seed catcher and the surface the cage stands on, where husk dust collects.
Keeping several diamond doves raises the stakes, not the effort
Most keepers house diamond doves as a pair or a small group, and the daily liner habit matters more, not less, as numbers rise, because droppings, husk drift and spilled bath water multiply around the same favourite corners. When you add a new dove, house it separately at first and wash your hands and its dishes apart from the group's, using the quarantine period to watch its droppings on clean liner daily. That same fresh-liner habit that keeps the main cage healthy is what makes a quiet newcomer illness visible before it reaches the flock.
Cleaning without frightening a fragile bird
Everything about diamond dove care should be slow and low. Speak before you reach in, avoid looming over the cage, and never use scented sprays, air fresheners or strong cleaners in the room, because small birds are the most vulnerable to airborne products. Keep spare washed dishes so the swap at feeding time is instant. If you spot a dove sitting fluffed on the floor away from its mate, droppings turning watery on that fresh liner across two days, or seed left untouched, an avian veterinarian should see the bird, as doves decline quietly and quickly. KinsLe Care Teams can set the daily liner and dish swap plus the weekly wash as small recurring duties, each stamped complete, so your diamond doves' floor stays as clean as the day it was set up.