Deep, well-drained loamy soils are best, with soil pH 6.5–7.5 and irrigation water EC below 1.0. A dry climate with about 50–75 cm of rain in June–September and well-defined summer and winter seasons is ideal. Planting season: July–September.
Pending expert review
Source
Crop Production Guide – Horticulture Crops 2020 (Directorate of Horticulture and Plantation Crops, Tamil Nadu & Tamil Nadu Agricultural University (TNAU)), Sweet Orange – Soil and climate; season, p. 17