The Technique of Growing Vietnamese Star Anise
Stage under 5 years old star anise tree is not resistant to direct sunlight. At 8 years old, the anise begins to flowering, fruiting, the light demand is also increasing. At 20 years of age or older, the anise require full light from the sun. 1. Tree planting techniques: a. Land - Star Anise requires to be planted on good soil with thick layer, pH = 4.5, high humus content (> 3%) stable moisture all year round, good drainage. Star anise should not be grown on argillaceous limestone, low acid or neutral, sandy soil, thin soil and soil erosion. - The most suitable soil for star anise cultivation is red soils. They can also be planted in woodlands, in poor potash land and in open grassland. - Star anise should be planted in hilly slopes with relatively thick soil surface, sufficient nutrients. b. Light/ Sun light Stage under 5 years old star anise tree is not resistant to direct sunlight. At 8 years old, the anise begins to flowering, fruiting, the light demand is also inc...