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Product Description
Bring vivid color and charm to your garden with Streptosolen Flower Seeds, celebrated for their bright, trumpet-shaped blooms and bushy growth habit. Perfect for borders, containers, and cottage gardens, these easy-to-grow flowers are ideal for gardeners seeking eye-catching, low-maintenance blooms.
Type: Streptosolen Flower Seeds
Flower Color: Orange to reddish-orange
Growth Habit: Upright, bushy perennial
Bloom Season: Summer to fall
Uses: Borders, containers, cottage gardens, and decorative beds
Quality: Heirloom and non-GMO seeds
Soil: Well-drained, good soil suitable for flowering plants.
Sowing Depth: Sow seeds lightly and cover with a thin layer of soil.
Sunlight: Full sun for best growth and vibrant blooms.
Watering: Keep soil lightly moist during germination; water moderately once established.
Spacing: Space plants 12–18 inches apart for healthy growth.
Germination Time: 14–28 days under optimal conditions.

Life Cycle
Perennial shrub
Planting Season
Warm season
Growth Habit
Bushy spreading
Flavor Profile
Not applicable
Plant Characteristics
Orange-yellow clustered blooms
Use
Wildflower mixes, borders
Growing Conditions
Well-drained fertile soil
Harvest Advantages
Continuous seasonal color
Plant Resistance
Heat tolerant
Streptosolen jamesonii
Seed Names
Streptosolen
Seed Type
Heirloom, open-pollinated
Streptosolen, commonly known as Marmalade Bush, is a vibrant heirloom shrub admired for its glowing orange-to-yellow flower clusters. Blooming generously in warm seasons, it adds rich color and tropical charm to wildflower mixes and home garden borders. Easy to grow and highly decorative, it thrives in sunny garden spaces.
Light Requirement
Full sun / Partial shade
Planting Depth
¼ inch
Sowing Method
Nursery trays / Pots
Plant Spacing
18–24 inches
Days to Maturity
120–180 days
Soil Preparation
Soak 12 hours
Hardiness Zones
USDA 9–11
Water Needs
Moderate
Planting Season
Spring / Early summer
Seed Count
Recommended Coverage
100
Up to 40 sq ft
500
Up to 200 sq ft
1000
Up to 400 sq ft