Dahlia 'Isadora'

How to grow Dahlia 'Isadora' in NZ

Dahlia 'Isadora' grows best in full sun with fertile, well drained soil enriched with organic matter. Plant tubers during spring once the danger of frost has passed. Water regularly while plants are actively growing and apply a quality flowering fertiliser throughout the season. Taller stems may require staking to support the blooms. Remove spent flowers often to encourage continuous flowering from summer through autumn.

Dahlia 'Isadora' care tips

Dahlia 'Isadora' is easy to maintain with regular watering and feeding during active growth. Keep the soil evenly moist without allowing it to become waterlogged. Apply mulch to retain moisture and reduce weed growth. Deadhead faded flowers to encourage fresh blooms and keep the plant looking tidy. In colder regions of New Zealand, lift and store the tubers after the foliage dies back until spring.

Dahlia 'Isadora' size, spacing, and growth rate

Dahlia 'Isadora' typically grows to around 80 to 120 cm tall and 50 to 70 cm wide. Space plants approximately 50 to 60 cm apart to provide good airflow and healthy development. Growth is rapid during the warmer months, producing sturdy stems and an abundance of flowers that continue blooming until the first frosts with regular care.

Landscaping uses for Dahlia 'Isadora'

Dahlia 'Isadora' is ideal for adding vibrant colour to mixed borders, cottage gardens, and dedicated cutting gardens. It also performs beautifully in large containers where it brightens patios, decks, and entranceways. The long lasting flowers are perfect for fresh floral arrangements, while regular harvesting encourages additional blooms. The colourful display also attracts pollinating insects and provides months of garden interest.

Why buy Dahlia 'Isadora' from The Plant Company?

The Plant Company is NZ’s most trusted plant nursery, supplying premium quality dahlias that are carefully grown for exceptional garden performance. Every Dahlia 'Isadora' is selected for healthy roots, vigorous growth, and dependable flowering. We provide expert advice, careful packaging, and fast nationwide delivery so your plants arrive in excellent condition and establish quickly for months of spectacular seasonal colour.