Hydrangea Altona is a fantastic large growing hydrangea. They can be dark blue or dark pink or any colour between depending on your soil. The individual flowers sport slightly serrated petals. And form large flower heads supported on strong stems. Altona makes a fabulous cut flower. And also lasts a long time on the plant!
It has the ability to bloom pink or blue or any shade of the two by adjusting your soil pH. It is a must for any summer garden!
Soil or potting media will determine the colour of your flowers. Don't want luck to determine you hydrangea colour? Use Hyadrangea Blueing Agent or Hydrangea Pinking Agent to turn the flowers the colour you desire.
Our plants are in 200mm pots. They are new season plants growing strongly. Our current plants have pink flowers due to the pH of our potting mix.