Biennial Flower Seeds

Black Hollyhock – Seeds (Althaea rosea nigra)

Black Hollyhock (Althaea rosea nigra) is a striking biennial producing tall spikes of deep, dark purple to almost black double blooms. Its dramatic flowers create a bold focal point in borders, cottage gardens, and pollinator-friendly areas. Easy to grow and long-lasting, this variety attracts bees and butterflies while adding elegance and vertical interest to any garden.

Why Grow "Black Hollyhock"

• Tall spikes of deep purple to nearly black flowers

• Dramatic focal point for borders and cottage gardens

• Attracts bees, butterflies, and other pollinators

• Hardy biennial with long-lasting blooms

Key Features

• Type: Biennial (Althaea rosea nigra)

• Height: 1.8–2.0 m

• Flowering: Second year after sowing

• Position: Full sun

• Uses: Borders, cottage gardens, pollinator planting, cut flowers

Ideal For

• Creating vertical interest and dramatic color in borders

• Cottage and mixed garden designs

• Pollinator-friendly planting

• Gardeners seeking bold, elegant biennial flowers

Sowing & Growing

• Sow indoors: January–March

• Sow outdoors: Directly in soil April–May

• Germination: 14–21 days

• Plant out after last frost, spacing 45–60 cm apart

• Prefers full sun and well-drained soil

Primrose 'Potsdam Giants' Mixed Seeds (Primula acaulis)

The Primrose 'Potsdam Giants' Mix produces large, brilliantly colored blooms in a wide range of shades, from sunny yellows and bright reds to deep purples and pure whites. These compact perennials flower early in the season, brightening borders, containers, and window boxes when few other plants are in bloom. Hardy and reliable, they return each spring with cheerful, long-lasting flowers.

What Makes It Special

• Extra-large primrose blooms in a vibrant color mix

• Early-flowering to brighten late winter and spring gardens

• Compact, hardy plants perfect for beds and containers

Key Features

• Botanical name: Primula acaulis 'Potsdam Giants'

• Hardy perennial (often grown as biennial)

• Height: 15–20 cm (6–8 in)

• Bloom time: Late winter to spring

Ideal For

• Early spring displays in borders and beds

• Patio pots and window boxes

• Brightening shaded garden areas

Sowing

• Sow indoors Feb–Jun in trays; do not cover seeds heavily

• Keep at 15–20°C; germination in 14–28 days

• Transplant seedlings 15 cm apart

• Flowers from the following spring

Pansy Swiss Giant ‘Red Claret’ Seeds (Viola wittrockiana)

A bold and dramatic pansy variety, Swiss Giant ‘Red Claret’ produces large velvety blooms in deep wine-red shades with a striking dark center. Hardy and reliable, it’s perfect for adding rich color to spring and autumn displays in beds, borders, and containers.

What Makes It Special

• Large velvety blooms in deep claret-red

• Compact and hardy for cool-season planting

• Long flowering season with lasting garden impact

Key Features

• Botanical name: Viola wittrockiana

• Hardy annual/biennial

• Height: 15–20 cm (6–8 in)

• Bloom time: Early spring and autumn

Ideal For

• Beds and borders

• Containers, pots, and window boxes

• Seasonal color in cool weather

Sowing

• Sow indoors Feb–Apr or outdoors May–Jun

• Cover seeds lightly with soil and keep moist

• Germination: 10–21 days at 15–20°C

• Transplant seedlings 15–20 cm apart

• Flowers in spring and autumn after sowing

Pansy Swiss Giant ‘White Silverbride’ Seeds (Viola wittrockiana)

A striking pansy variety, Swiss Giant ‘White Silverbride’ produces large pure-white flowers highlighted with a contrasting dark blotch at the center. Hardy and reliable, it brings elegant color to spring and autumn gardens in borders, beds, and containers.

What Makes It Special

• Crisp white blooms with a bold dark face

• Large flowers on compact, sturdy plants

• Excellent cool-season performance and long bloom time

Key Features

• Botanical name: Viola wittrockiana

• Hardy annual/biennial

• Height: 15–20 cm (6–8 in)

• Bloom time: Early spring and autumn

Ideal For

• Borders and garden beds

• Pots, containers, and window boxes

• Elegant spring and autumn displays

Sowing

• Sow indoors Feb–Apr or outdoors May–Jun

• Lightly cover with soil, keep moist until germination

• Germination: 10–21 days at 15–20°C

• Transplant seedlings 15–20 cm apart

• Flowers in spring and autumn after sowing

Horned Pansy 'Arkwright Ruby' Seeds (Viola cornuta)

Add a touch of elegance to your garden with Horned Pansy 'Arkwright Ruby'. This charming perennial produces velvety deep ruby-red blooms with golden centers, creating a striking contrast. Compact and free-flowering, it’s ideal for borders, rockeries, containers, and bedding.

What Makes It Special

• Rich ruby-red flowers with glowing yellow eyes

• Long flowering season from spring into autumn

• Hardy, compact, and easy to grow

Key Features

• Botanical name: Viola cornuta

• Hardy perennial, often grown as biennial

• Height: 15–20 cm

• Spread: 20 cm

• Blooms: April–October

Ideal For

• Bedding and containers

• Rock gardens and edging

• Pollinator-friendly displays

Sowing

• Sow indoors: February–April or September–October

• Cover seeds lightly; germination takes 14–21 days at 15–20°C

• Transplant seedlings to sunny or part-shade positions

• Flowers the following spring if autumn sown

English Daisy Mix Seeds (Bellis Perennis Monstrosa)

A classic cottage garden favorite, English Daisy Mix produces charming button-like blooms in shades of white, pink, and red. Compact and easy to grow, these low-maintenance flowers are perfect for borders, containers, and pollinator-friendly gardens.

What Makes It Special

• Bright, cheerful spring color in a mix of shades

• Compact growth, ideal for edging and small spaces

• Long-lasting blooms loved by bees and butterflies

Key Features

• Botanical name: Bellis Perennis Monstrosa

• Hardy perennial (often grown as biennial)

• Height: 10–15 cm (4–6 in)

• Bloom time: Early spring to summer

Ideal For

• Borders, edging, and pathways

• Containers and pots

• Cottage and wildlife gardens

Sowing

• Sow indoors Feb–Apr or outdoors May–Jul

• Surface sow onto moist soil, press lightly (needs light to germinate)

• Germination: 14–21 days at 15–20°C

• Transplant when large enough, spacing 15 cm apart

• Flowers the following spring and summer

Alpine Forget-Me-Not Pink Seeds (Myosotis alpestris)

The Alpine Forget-Me-Not Pink is a delightful variation of the classic alpine flower, producing clusters of soft pink star-like blooms with cheerful yellow centers. Compact, hardy, and easy to grow, this alpine treasure brings a gentle pastel touch to borders, rock gardens, and naturalized plantings. Its romantic tones make it especially beautiful when planted alongside the traditional blue and rare white forms.

What Makes It Special

• Uncommon pink form of the traditional alpine flower

• Hardy and resilient, thrives in cool climates and rocky soil

• A symbol of remembrance and affection, with a softer romantic hue

• Perfect companion to blue and white alpine forget-me-nots

Key Features

• Botanical name: Myosotis alpestris

• Variety: Alpine Pink

• Height/Spread: 15–25 cm tall, 15–20 cm spread

• Position: Full sun to partial shade; prefers moist, well-drained soil

• Flowering period: Spring to early summer

• Lifespan: Hardy perennial (commonly grown as a biennial)

Ideal For

• Rock gardens and alpine displays

• Mixed pastel-themed borders

• Cottage and wildflower gardens

• Planting with spring bulbs (tulips, daffodils, hyacinths)

• Combining with blue and white forget-me-nots for a tricolor effect

Sowing Instructions

1. When to sow: Late spring to mid-summer (May–July) for blooms the following spring.

2. How to sow:

   • Sow thinly on trays or directly outdoors into finely raked soil.

   • Cover lightly with soil or compost.

   • Keep moist until germination (10–21 days).

3. Transplant/Thin: Space seedlings 15–20 cm apart once large enough to handle.

4. Care: Allow plants to self-seed for naturalized displays year after year.

Standing Cypress – 150 Seeds (Ipomopsis rubra)

Add a dramatic vertical accent to your garden with Standing Cypress (Ipomopsis rubra). This hardy biennial or short-lived perennial produces tall, slender spikes covered with brilliant scarlet-red, trumpet-shaped flowers. Loved by hummingbirds, butterflies, and bees, it creates a striking display in wildflower meadows, cottage gardens, and naturalized plantings. Its fern-like foliage provides texture, while the flowers bloom in succession for weeks of color.

Why Grow Standing Cypress?

• Vibrant scarlet-red tubular flowers

• Attracts hummingbirds, butterflies, and pollinators

• Tall, airy spires up to 90–150 cm

• Perfect for naturalistic and meadow plantings

• Heat and drought tolerant once established

Key Features

• Type: Biennial or short-lived perennial wildflower

• Height: 90–150 cm

• Flowering: Summer (July–September)

• Position: Full sun; well-drained soil

• Uses: Pollinator gardens, borders, meadows, cut flowers

Ideal For

• Wildflower meadows & prairie gardens

• Pollinator-friendly planting

• Adding height to borders and backdrops

• Low-maintenance, drought-tolerant landscapes

Sowing & Growing

• Sow indoors: March–April in trays or pots, cover lightly with soil

• Sow outdoors: Directly in April–June where they are to grow

• Germination: 14–21 days at 18–22°C

• Thin/plant spacing: 25–30 cm apart

• Flowers the second year, but may self-seed for naturalized displays

Horned Pansy 'John Jump Up' (Helen Mount) Seeds (Viola cornuta)

Bring charm and cheer to your garden with the classic Horned Pansy 'John Jump Up', also known as Helen Mount. This historic variety produces petite blooms with vibrant deep violet-purple petals, bright yellow centers, and soft lilac highlights. Perfect for naturalizing, borders, or cottage-style gardens, these hardy perennials bloom freely and reliably.

What Makes It Special

• Distinctive tri-colored flowers with cheerful faces

• Hardy, long-flowering perennial

• Great for borders, containers, and ground cover

Key Features

• Botanical name: Viola cornuta

• Perennial (often grown as a biennial)

• Height: 15–20 cm

• Spread: 20–25 cm

• Flowering: May–September

Ideal For

• Borders, rock gardens, and cottage-style plantings

• Naturalizing and long-lasting displays

• Pollinator-friendly gardens

Sowing

• Sow indoors: February–April, cover lightly with compost

• Germination: 10–21 days at 15–20°C

• Transplant outdoors: after last frost, 20 cm apart

• Prefers sun to partial shade and moist, well-drained soil