Encyclopedia
VIOLA 'ROSCASTLE BLACK'
VIOLA 'ROSCASTLE BLACK'
Wonderful near black flowers (which are bluer in pots under cover and when they begin to flower) held well above the foliage Apr-Jul and later, 20cm. From Rosemary Castle's Forest of Dean garden.

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This plant is part of our extensive encyclopedia, curated by Bob Brown over decades. Each entry represents a plant that has been historically grown or studied at our nursery.
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