6. Parodia (formerly known as Notocactus)
These compact, showy cacti are ideal for windowsills or desks. They rarely grow taller than 25 cm, and their symmetrical ribs are adorned with striking spines. Flowers bloom near the crown and may be yellow, orange, pink, or red.
Care Tips:
Light: Partial shade in summer, bright light indoors in winter.
Water: Keep soil lightly moist in summer, allow to nearly dry out in winter.
Soil: Sandy, humus-rich cactus mix with added sand.
Repotting: Every 2–3 years when roots fill the pot.
Fertilizer: Monthly during late spring to late summer.
Propagation: Seeds or offsets.
Display Idea: Place on a low table to showcase their striking spine patterns; ideal for dish gardens.