Organic Garden Selections
Dahlia | Decorative Giants Mixed
$3.50
Unit price perLow in stock
Make a statement in your garden with Dahlia ‘Decorative Giants Mixed’ — a dazzling blend of large, double and semi-double blooms in vibrant colours and bi-colours. These tall, showy plants reach up to 90–120cm, producing flowers so big they’re often called “dinner plate dahlias.” Perfect for cut flower gardens, borders, and mass plantings, they add drama and elegance from late spring through autumn.
This mix includes a variety of forms and shades, making it a favourite for gardeners and florists alike. Easy to grow from seed, they’re a stunning addition to any sunny garden bed.
- 🌿 Botanical name: Dahlia pinnata
- 🌼 Life cycle: Tender perennial (grown as annual in cool climates)
- 📏 Height: 90–120cm
- 🎨 Colour mix: Brights, pastels, and bi-colours
- ✂️ Use: Borders, cut flowers, cottage gardens
- 📦 Seed count: Approx : 0.200g / 20 seeds per pkt
🌱 Growing Instructions
Sowing Time (Australia):
- Tropical & Subtropical: Spring and Autumn
- Temperate & Cool: Spring to early summer
Sowing Method:
- Start indoors 6–8 weeks before last frost or sow direct after frost risk has passed
- Sow seeds 5mm deep in well-drained seed-raising mix
- Maintain temperature around 21–23°C for germination (7–12 days)
Position:
- Full sun
- Sheltered from strong winds
Spacing:
- Space plants 40–60cm apart for best airflow and flower development
Soil:
- Rich, well-drained soil with added compost or organic matter
Watering & Feeding:
- Water regularly but avoid waterlogging
- Feed fortnightly with liquid fertiliser during active growth
Care Tips:
- Deadhead spent blooms to encourage continuous flowering
- In cooler climates, lift and store tubers after frost for replanting next season
- Avoid disturbing plants for two years if growing for tuber harvest
