Container and grow bag cultivation isn't specifically detailed in the context provided, but I can share the essential soil and growing requirements that apply to container potato growing.
Container Requirements: Based on the soil depth requirements from FAO and CIP data, you'll need containers at least 45-60 cm deep since 70% of potato water uptake occurs in the upper 30 cm of soil. The shallow root system (maximum 40-60 cm depth according to FAO) makes containers feasible.
Soil Mix: Use a sandy loam to silty loam texture as recommended by FAO Land & Water Division and CIP. This balances water retention with drainage and allows easy tuber expansion. Avoid heavy clay mixes which cause compaction and tuber deformation. Pure sand requires continuous irrigation and heavy nutrient management.
Growing Conditions: Maintain optimal daytime temperatures of 15-20°C. For seed preparation, the context shows pre-sprouting (chitting) works well - store seed potatoes at 10-15°C with diffuse light at 100-300 lux to produce 5-15mm green sprouts before planting.
Timing: Depending on variety selection, expect 70-150 days from planting to harvest. Early varieties like Kufri Ashoka and Riviera take 70-80 days, while mid-season varieties like Desiree need 90-110 days.
The context notes that potatoes have one of the lowest water footprints at 287 liters per kg of food produced, making them efficient for container growing where water management is crucial.