Cast Iron Plant vs Croton

Side-by-side comparison.

Cast Iron PlantCroton
DifficultyBeginnerIntermediate
LightLow to bright indirect light (tolerates low light)Bright indirect light; tolerates some direct morning sun
WaterWater when top inch of soil is dry, typically every 1-2 weeksWhen top 1 inch of soil is dry, about once a week
Humidity40-50% (average household)60-80%
Mature size2-3 ft tall indoors3-6 ft (0.9-1.8 m) indoors
Pet-safe?Yes (non-toxic to cats and dogs)Toxic to cats and dogs