Hello, I’m the Gardener! is a Manga/Manhwa/Manhua in english language, Fantasy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Lee Ji-hyeon, an ordinary high school student who was met with a sudden death on the day of the end of college admission exams. But suddenly, she became a gardener that can communicate with plants? After her death, she was born into ‘Elleb’ a fantasy world, with the new name Silvia, and her own special ability. Silvia nurtured and improved her ability and became a gardener recognized by the system. She was living an ordinary (?) life until…