grannyvine; Ipomoea tricolor
A species of morning glory with sky-blue flowers. Often written in kana.
Grannyvines are blooming in the garden.
朝顔 is the general term for morning glory, while 空色朝顔 specifically refers to the Ipomoea tricolor species.
Kanji spelling; usually written in kana.
Katakana spelling; sometimes used in plant names or for emphasis.
Compound of 空色 (そらいろ, 'sky blue') and 朝顔 (あさがお, 'morning glory'), referring to the flower's color.