Can white cloud minnows live with platies?

Verdict
No

No. White cloud minnows and platies should not share a tank. White cloud minnows are coldwater animals (60–72°F); platies need 70–80°F. They overlap only at 70–72°F, the edge of both ranges.

White cloud minnowWhite cloud minnow60–72°F · pH 6–8 PlatyPlaty70–80°F · pH 7–8.2

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 70–72°White cloud minnow 60–72°Platy 70–80°
The green band is the temperature range both can live in.
456789Both: 7–8White cloud minnow 6–8Platy 7–8.2
The green band is the pH both tolerate.

Size to scale

White cloud minnow · 1.5 inPlaty · 2.5 in0"1"2"3"4"5"6"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

White cloud minnowPlaty
Temperature60–72 °F70–80 °F
pH6–87–8.2
Adult size1.5 in2.5 in
Minimum tank10 gal10 gal
TemperamentPeacefulPeaceful
Swims atMiddleMiddle
GroupGroups of 6+Groups of 3+
DietOmnivoreOmnivore

Better tank mates for white cloud minnows

All white cloud minnow tank mates

Better tank mates for platies

All platy tank mates

Questions

Can white cloud minnows live with platies?

No. White cloud minnows and platies should not share a tank. White cloud minnows are coldwater animals (60–72°F); platies need 70–80°F. They overlap only at 70–72°F, the edge of both ranges.

What temperature suits both white cloud minnows and platies?

70–72 °F. White cloud minnows need 60–72 °F, platies need 70–80 °F.

What size tank do white cloud minnows and platies need together?

At least 10 gal, set by the white cloud minnow. Add space for each extra fish.