种下去的时候土里加了peat moss,土里插了几根container用的stick缓释肥。偶尔撒点咖啡渣,每周撒一些aluminum sulfate调酸,但是保守了加的量不够好像探索中: Pick the Flower Hue You Want
For true blue flowers, the hydrangeas need to be grown in acidic soil (pH 5.5 and lower). For pink flowers, the plants need neutral to alkaline soils (pH 6.5 and higher). For purple blooms (or a mix of blue and pink flowers on the same plant), the pH of the soil must be 5.5 and pH 6.5.
-zoomin(毛豆儿);
2017-6-24{325}(#10902130@0)