What Are the Moisture Requirements for southern mahogany?
Well drained

southern mahogany · Eucalyptus botryoides
Also known as: bastard mahogany; southern mahogany; swamp mahogany
Grow in fertile, well-drained, neutral to acid soil in full sun with shelter from cold winds. Grow tender species outdoors in mild or frost-free counties only. See eucalyptus cultivation
Well drained