American columbo or Yellow Gentian (Frasera caroliniensis)黃龍膽

American columbo or Yellow Gentian (Frasera caroliniensis) 黃龍膽

American columbo or Yellow Gentian (Frasera caroliniensis) seeds. 黃龍膽的種子.

American columbo or Yellow Gentian (Frasera caroliniensis) seeds germination starting from 3 months in fridge. 黃龍膽種子於3個月冰箱內袋孵後開始發芽了!

American columbo or Yellow Gentian (Frasera caroliniensis) seedlings are growing true leaves! 黃龍膽的小苗長出本葉了!

Hardy perennial.  Gentian family.  It is native from Southern Ontario and throughout the eastern and southeastern US.  Although it is endangered in Canada.   Easy to grow.  Best growing in full sun to partial shade location in moist, rich soil.  Tall flower stem is purple-red.  Flowers are blooming facing downwards with 4 petals.  Plants die after self-seeded. USDA Zones:4-8.  Mature size:2′-8′(H) X 1′-2′(W).  Propagate by seeds.  Medicinal herb.

It is the first time to grow this.  Seeds germination the best are in dark and cool/cold for the 2 months plus “winter period" (could be in fridge with moist but slightly dry medium). When seeds germinated then plant them to the moist soil in light shade to grow.  Seeds germinate easily.

強健多年生草花.  龍膽家族的一員.  原生於安大略省南部及美國東部與東南部均有分佈. 容易栽種.  最好栽種在全日照到半日照處的濕潤肥沃的土壤.  植物成熟時會抽出很長的紫紅色的花梗,開的花四瓣綠色帶有粉或紫色. 花頗吸引蜂蝶與鳥類. 花謝結籽後植株便死亡.  喜冷不耐熱.  成熟株高開花前僅約2呎高左右,開花時可達8呎高,寬幅僅1-2呎.  繁殖以種子方式來進行.  有藥用價值.

第一次種植這個.  種子最好放置於在冷涼處至少兩個月的"冬天"(可以用放冰箱小苗盆裝少量介質來保濕但介質要偏乾這樣冷層積) .  種子發芽後移到濕潤土壤散光處種植.  種子容易發芽.

Reference links: 參考網站資料連結:

https://en.wikipedia.org/wiki/Frasera_caroliniensis                             https://www.ontario.ca/page/american-columbo         http://davesgarden.com/guides/pf/showimage/199409/