Seed Swaps

Garden nasturtium 'Black Velvet'   

Tropaeolum majus

  • 8 plantings
  • 1 available for swap
  • 3 wanted
  • 8 stashed

Belonging to the Tropaeolum genus (Tropaeolum majus 'Black Velvet'), Black Velvet is a variety of Garden nasturtium. Blooms appear in these approximate colours:   Barn red, and typically produces a slight sweet fragrance. The mature flowers are of a Single form. Leaves appear approximately as a   Dartmouth green colour.

Flowers, buds and leaves are edible. They can be added to salads and potato salad. Flowers attract hummingbirds.

This beautiful nasturtium has almost black flowers that contrast very nicely with the blue-green foliage. It will self-sow if conditions are right. Excellent in smoked haddock fish cakes. Attracts white flies away from tomatoes and cucumbers.2

This variety is an Flower that typically grows as an Annual/Perennial, which is defined as a plant that can matures and completes its lifecycle over the course of one year or more. Black Velvet is known for growing to a height of approximately 40.64 cm (that's 1.32 feet in imperial).

Peru is believed to be where Black Velvet originates from.

Due to how easy it is to grow in a variety of conditions, Black Velvet Garden nasturtium is great for beginner gardeners and those that like low maintainance gardens.

This variety plant info is provided by the myfolia gardener's wiki. All details about Black Velvet have been kindly provided by our members.

How to grow Black Velvet

  • Partial Sun

  • High

Grow nasturtiums in poor soil. No fertilizer required and if you do fertilize you will get lots of green and very few flowers.

Try to plant in a location that enjoys partial sun and remember to water often. Keep in mind when planting that Black Velvet is thought of as hardy, so this plant will survive close to or on freezing temperatures. The USDA Hardiness Zones typically associated with Black Velvet are Zone 9 and Zone 11. Planting Black Velvet in loamy, sandy and clay soil with a ph of between 6.1 and 7.8 is ideal for as it does best in weakly acidic soil to weakly alkaline soil.

Growing Black Velvet from seed

Soak seeds in tepid water overnight.

Sow indoors March-April and plant out after last frost or direct sow May-July. Feed and deadhead for longer flowering period.1

Sow 0.5 inches (1.27 cm) deep with a guideline distance of 1.95 inches (5.0 cm).

By our calculations, you should look at sowing Black Velvet about 14 days before your last frost date.

Transplanting Black Velvet

As Black Velvet is hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.

Harvesting Black Velvet

Black Velvet folklore & trivia

The nasturtium has antibiotic, anti-fungal, antiviral, and antibacterial properties.1

Other Names for Garden nasturtium 'Black Velvet'