How to Fertilize Thelocactus rinconensis?
Balanced feed in spring and light repeat in growth season

Thelocactus rinconensis · Thelocactus rinconensis
Grow in standard cactus compost in full light with low humidity. When in growth, water moderately and apply a low-nitrogen fertiliser monthly; keep dry in winter. See houseplant cacti and succulent cultivation for further information
Balanced feed in spring and light repeat in growth season