AGRIBUSINESS: How to grow garlic.

AGRIBUSINESS: How to grow garlic. Garlic can grow well at an altitude of between 500-2000 metres above sea level. The right temperatures for garlic are between 12-24 degrees celsius. Extremely high temperatures are not suitable for garlic production. Excess humidity and rainfall interferes with proper garlic development, including bulb formation. Garlic. The crop is grown in low rainfall areas where irrigation can be practised, especially in early stages when the plant requires enough water to growth. Adequate sunlight is important for bulb development. Garlic develops its flavour depending on sunlight conditions during growth. Garlic. AGRIBUSINESS: How to grow garlic. Garlic requires a fertile, well drained, light soil. Clay soils should be avoided since they lead to poor bulb development. Soil pH should be between 5.5 to 6.8. Deep soil cultivation is important to ensure rooting depth. see