
Flowering Months
Plant Information
| Hardiness | H5 (-15C - -10C) |
|---|---|
| Flower Colour | Purple, White, Blue |
| Soil Type | Chalk, Clay, Loam, Sand |
| Ultimate Spread (m) | 0.5 |
| Ultimate Height (m) | 0.5 |
| Position | Full Sun |
| Edible | No |
Description
The Viola ‘Oslo’ mix is a captivating combination of soft and deep violet blooms, beautifully complemented by delicate off-white flowers. This thoughtfully curated colourway adds depth, elegance, and visual interest to your garden, patio pots, or balcony boxes.
Carefully selected for its harmonious balance, the ‘Oslo’ mix is free-flowering throughout the season. With regular deadheading, it will continue to produce an abundance of blooms, keeping your display vibrant and tidy.
Easy to grow with a little love and care, Viola ‘Oslo’ thrives in well-drained soil and prefers a spot with morning sunshine and some afternoon shade. Regular deadheading not only extends flowering but also maintains a neat, flourishing appearance.
This stand-out variety offers a sophisticated, balanced colour mix—all in one pot. Whether planted in containers or flower beds, Viola ‘Oslo’ is a reliable and elegant choice for seasonal colour that truly lasts.
Why choose Rowlands Plants?
We are a family-run nursery that has been growing strong, healthy, vigorous plant since 1957.
What does pot diameter mean?
Pot diameter is measured along the top of each pot to give an indication of overall plant size on arrival.
We only offer plants in 13cm or 11cm pots. This means that plants are established and ready to be planted straight into your garden as soon as they arrive.
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*Our specially designed boxes require no plastic inners. The plant pots are (recyclable) plastic.

