Organic Garden Selections
Cosmidium Brunette
$3.50
Unit price perLow in stock
🌼 Cosmidium ‘Brunette’ – Rich Mahogany Blooms for Wildflower Gardens & Borders
Add rich colour and fragrance to your garden with Cosmidium 'Brunette'.
Also known as Burridge’s Greenthread, this easy-to-grow annual features fine, feathery foliage and distinctive daisy-like flowers with deep mahogany centres and golden edges. Native to Texas, it thrives in warm, dry conditions and blooms continuously from early summer to frost. A favourite for native-style gardens, pollinator habitats, and low-maintenance borders.
- Botanical Name: Cosmidium burridgeanum
- Height & Spread: 45–60cm tall × 30cm wide
- Position: Full sun
- Soil: Well-drained, moderately fertile soil (pH 6.0–7.5)
- Flowering Period: Mid-summer to early autumn
- Uses: Wildflower gardens, borders, containers, cut flowers
- Other Names: Burridge’s Greenthread, Chocolate Daisy
- Approx: 0.220g / 50 seeds
Why You'll Love It:
- Mahogany-red blooms with golden edges
- Chocolate-scented flowers attract bees and butterflies
- Fast-growing and drought-tolerant
- Excellent for naturalised and prairie-style plantings
- Low maintenance and self-seeding
🌱 Growing Instructions (Care Guide)
🌞 Sunlight:
Requires full sun for best flowering and compact growth.
🌱 Soil:
Prefers well-drained, moderately fertile soil. Tolerates dry, sandy, or rocky conditions.
🌱 Sowing Instructions:
- Sow directly in spring after last frost or autumn in mild climates
- Sow 2–3 seeds per spot, barely cover with sifted soil
- Germinates in 10–14 days at 18–22°C
- Space plants 20–30cm apart
💧 Watering:
Water regularly during germination and establishment. Once mature, water sparingly—highly drought-tolerant.
✂️ Maintenance:
- Deadhead to prolong flowering
- Allow some blooms to go to seed for natural reseeding
- Replace seasonally for best performance
🌼 Tip:
Perfect for pairing with coreopsis, cosmos, or native grasses in a pollinator-friendly border. Ideal for warm-temperate climates like Victoria.
