Soil and climate
Deep well drained loamy soils are the best for the cultivation of Citrus. The pH of soil should be 6.5 to 7.5 and EC of water less than 1.0. A dry climate with about 50 – 75 cm of rainfall from June – September and with well defined summer and winter season is ideal. Sweet orange comes up well in tropical zone below 500 m. The extreme of temperature are necessary for achieving higher yield.
The ideal season for cultivation of sweet orange is July to September.
Budded plants are the best planting materials. (Root Stock – Rangpur lime and rough lemon is mostly preferred).
Preparation of field
Dig pits at 75 cm x 75 cm x 75 cm size at 7 x 7 m spacing. Fill up the pits with top soil and 10 kg of FYM. Plant the budded plants in the centre of the pits and stake it.
Immediately after planting irrigate copiously. Irrigations may be given once in 10 days. Avoid water stagnation near the plant during monsoon and cyclone periods.