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Viola 'All Black'

Viola 'All Black' is a striking and unique perennial, prized for its dramatic dark purple to near black blooms that make a bold statement in any NZ garden. This compact variety is ideal for edging, pots, or mixed borders where its unusual flowers provide contrast and depth. Known for its reliable performance and long flowering season, Viola 'All Black' is perfect for gardeners wanting something eye catching and distinctive while still enjoying a low maintenance plant.

Viola 'All Black' plant with a black flower.
Viola 'All Black' plants in a rock garden displaying black flowers.
Viola 'All Black' plants black flowers for sale at The Plant Company nursery.
Viola 'All Black' plants as a ground cover planting.

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Suited to regions:Subtropical, Temperate
Plant type:Perennials
Height:10 cm
Spread:50 cm
Flowering time:Spring, Summer, Autumn
Tolerances:Hardy
Garden uses:Borders, Containers, Living areas, Paths & Steps, Patios, Pool areas
Garden styles:Backyard, City & Courtyard, Frontyard, Japanese, Modern
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known as
Sku17785

How to grow Viola 'All Black' in NZ

Viola 'All Black' grows well in full sun to partial shade and prefers rich, well drained soils. It benefits from regular watering during dry spells to keep blooms fresh and foliage healthy. In New Zealand conditions, it can be planted year round and thrives in both garden beds and containers. To achieve the best results, add organic matter to the soil at planting time and mulch to conserve moisture. With proper care, this variety establishes quickly and flowers generously.

Viola 'All Black' care tips

Caring for Viola 'All Black' is simple. Remove spent flowers regularly to encourage repeat blooming and maintain a tidy appearance. Feeding with a balanced fertiliser in spring and mid season will promote healthy growth and prolonged flowering. Water consistently, particularly in dry weather, but avoid waterlogging. This hardy variety is generally pest resistant, though snails and slugs may occasionally nibble leaves. With minimal care, Viola 'All Black' will thrive and reward you with stunning dark flowers.

Viola 'All Black' size, spacing, and growth rate

Viola 'All Black' is a compact grower, typically reaching 10 to 15 cm in height and spreading about 20 to 30 cm. Its neat and low mounding habit makes it perfect for borders, rockeries, or containers. When planting, space them 20 to 25 cm apart to allow room for spreading while maintaining a dense display. With a moderate growth rate, this variety fills in quickly, producing striking floral carpets or eye catching clusters that add sophistication to any outdoor space.

Landscaping uses for Viola 'All Black'

Viola 'All Black' is an excellent choice for garden edging, patio pots, and mixed containers where its unusual flowers create dramatic contrast against lighter coloured plants. It works beautifully in cottage gardens, contemporary landscapes, or themed plantings with bold colour schemes. This variety also complements silver foliage and bright spring flowers, adding depth and interest. Its versatility makes it a valuable addition to New Zealand gardens looking for standout design elements.

Why buy Viola 'All Black' from The Plant Company?

When you buy Viola 'All Black' from The Plant Company, you are choosing NZ’s most trusted plant nursery. Our plants are grown to the highest standards to ensure strong establishment and lasting performance in your garden. We provide expert planting and care advice, along with dependable nationwide delivery. Viola 'All Black' is a rare and eye catching variety, and by purchasing from The Plant Company, you can be confident in receiving premium quality plants backed by exceptional service.

Questions and Answers

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