Clematis 'Zo23005' (STELLA BELLA) blooms from June to September with (light) blue/violet colored flowers and belongs to the Diversifolia group. The flowers are 8 to 10 cm in diameter, and the plant grows to about 150 cm in height. STELLA BELLA is moderately winter-hardy (zone 6) and is best pruned in March to a height of about 10 cm. This Clematis was developed by J. van Zoest Beheer BV from Boskoop, and plant breeder's rights have been applied for. The plant will be available on the market from August 2023 through J. van Zoest BV, which has also submitted the plant for novelty evaluation.