Salpiglossis sinuata Black Trumpets | Velvet Trumpet Flower

Salpiglossis sinuata ‘Black Trumpets’ | Velvet Trumpet Flower

Salpiglossis sinuata ‘Black Trumpets’ is a striking annual known for its large, velvety trumpet-shaped flowers in deep black tones, sometimes delicately veined with subtle golden markings. The rich colour and luxurious texture make this variety truly eye-catching and a standout in any summer garden.

Often called the Velvet Trumpet Flower, Salpiglossis adds elegance and dramatic contrast to borders, containers, and cottage-style plantings. The plants form compact clumps with upright stems and produce an abundance of spectacular blooms throughout the summer months.

Although Salpiglossis appreciates a little extra care, it rewards gardeners with one of the most unique and luxurious flower colours available for annual plantings. It grows best in a warm, sheltered position and is equally suitable for garden beds or pots.

Plant Details

Botanical name: Salpiglossis sinuata ‘Black Trumpets’
Common name: Velvet Trumpet Flower
Family: Solanaceae
Plant type: Annual
Height: 40–50 cm (15–20 in)
Position: Full sun to light partial shade
Soil: Fertile, well-drained, evenly moist
Flowering period: June – September
Flower colour: Deep black with subtle golden veining
Use: Borders • Containers • Landscape plantings • Cottage gardens

Why Grow Salpiglossis ‘Black Trumpets’

• Dramatic velvety trumpet-shaped flowers
• Rare deep black colour with golden veins
• Compact plants ideal for borders and containers
• Long flowering period through the summer
• Perfect for adding contrast and depth to planting schemes

Sowing Instructions

Indoor Sowing

Start seeds indoors 6–8 weeks before the last frost.

1. Sow seeds onto moist, well-drained seed compost.
2. Lightly cover with a thin layer of soil or vermiculite.
3. Maintain a temperature of 18–20°C.
4. Germination usually occurs within 10–14 days.
5. Transplant seedlings into small pots when large enough to handle.
6. Harden off plants and transplant outdoors after frost danger has passed.

Plant spacing: approx. 25–30 cm

Growing Tips

• Prefers a warm, sheltered position.
• Grow in fertile, well-drained soil.
• Water regularly during dry periods.
• Avoid strong winds and cold exposure.
• Suitable for garden beds, borders, and containers.

Perfect For

Garden Borders – rich colour and unique flowers
Containers – elegant feature for patios and balconies
Cottage Gardens – romantic and unusual summer blooms
Colour Contrast – striking dark tones in mixed plantings