Alcea ‘Polarstar’, also known as hollyhock, is a stunning and hardy biennial or short-lived perennial that adds a touch of elegance to any garden. Growing to an impressive height of 180-240 cm, this plant features tall spires of pure white, saucer-shaped flowers with a delicate, creamy-yellow center. ‘Polarstar’ thrives in well-drained soil and prefers a position in full sun, making it an ideal choice for the back of borders, cottage gardens, and against walls or fences.

Flowering from June to August, Alcea ‘Polarstar’ provides a spectacular display of blooms throughout the summer months. To encourage more blooms and maintain a tidy appearance, deadhead spent flowers regularly. Pruning should be done in late autumn or early spring by cutting back old stems to ground level to prepare for new growth.

Feeding Alcea ‘Polarstar’ is straightforward. Apply a balanced, slow-release fertilizer in spring to support healthy growth and abundant flowering. Adding organic mulch around the base of the plant can help retain moisture and improve soil fertility.

Alcea ‘Polarstar’ is particularly beneficial for bees and other pollinators. Its large, open flowers are rich in nectar and pollen, attracting bees and providing an essential food source. By adding Alcea ‘Polarstar’ to your garden, you not only enhance its visual appeal but also support local pollinator populations, contributing to the overall health of your ecosystem. This tall, graceful plant is perfect for adding both beauty and ecological value to your outdoor space.