Native to the Mediterranean region, Ziziphus lotus grows in dry scrub, open slopes, and stony ground where water drains quickly. That background explains why lotus soil should feel airy and mineral-rich rather than dense or moisture-holding for long periods.
The best soil for lotus is sandy, loamy, or rocky and well drained, with a neutral to slightly alkaline reaction. Its roots are adapted to searching through lean, fast-drying ground, so loose texture and good oxygen around the roots matter more than high organic content.