Five years ago, Tseng made the switch to greenhouse cultivation in spite of the costs. The use of heating systems enable him to induce flowering a little early-in March-April-which allows him to avoid the seasonal plunge in prices.
5 年前曾明進不惜成本，改以溫室栽培文心蘭，利用加溫讓植株早一點「入春」，將花期提前到 3 ~ 4 月間，成功避開廝殺期。