Tomato Rosella Seeds

Grow Your Own Tomato Rosella

Looking for something special for your greenhouse? Meet Rosella, a UK-bred cherry tomato that’s won the hearts of gardeners nationwide. With its deep pink fruits and amazing berry-like flavour, this RHS Award of Garden Merit winner brings something truly different to your growing space. Each bite offers a delightful mix of raspberry and blackberry notes that will make your summer salads shine.

Growing Position

• Best Grown In: Greenhouse or polytunnel (can be grown outdoors from late spring)
• Sunlight: Full sun
• Temperature: 18–25°C (65–77°F)
• Soil: Rich, well-drained growing medium

Your Rosella plants will be happiest in a bright, warm spot. While they do best in a greenhouse, you can plant them outside once the weather warms up. They’ll need plenty of sunshine to develop their wonderful fruity flavour.

Sowing and Germination

• Sowing Time: March to April
• Planting Depth: 0.5cm (¼ inch)
• Temperature: 18°C (65°F)
• Germination Period: 7–10 days

Planting and Growing Conditions

• Transplanting: Move to individual pots when first true leaves appear
• Under Cover Growing: Start seeds in a heated propagator or warm windowsill
• Soil Needs: Rich, fertile soil with lots of organic matter
• Pot Growing: 30cm (12 inch) pots work well for each plant
• Support: Needs strong support as plants reach 180cm (6ft)

Care and Maintenance

• Watering: Keep soil evenly moist but not waterlogged
• Feeding: Start feeding with tomato food when first fruits appear
• Sunlight: Give them as much light as possible
• Pest Control: Keep an eye out for whitefly in the greenhouse

Harvesting and Using

• When to Pick: Harvest when fruits are deep pink and slightly soft to touch
• Cooking Tips: Perfect in salads or as a sweet snack
• Ways to Use: Fresh eating, salads, roasting, or sauce-making
• Health Benefits: Rich in vitamins A and C, plus antioxidants