2020.06.25 Hydrangea macrophylla Culture & Seasons Share Hydrangea macrophylla flowers, called Ajisai, bloom beautifully at the end of June or the beginning of July. The blooms can be purple, blue or pink. The color is affected by soil acidity. Share People who viewed this post also read these. 2021.02.26 Interview “How I passed the exams” (University) 2021.05.17 May flowers 2021.02.12 Interview “How I passed the exams” (Graduate schools) 2020.09.16 Seven autumn flowers