Rocketcress Seeds – Yellow

Rocketcress Seeds – Yellow Variety produce bright, cheerful blooms that bring early-season color to gardens and landscapes. Known for its vibrant yellow flowers and hardy nature, Yellow Rocketcress (commonly called Winter Cress in the U.S.) is a low-maintenance perennial or biennial plant that thrives in various soil conditions. It forms clusters of golden-yellow blossoms atop dark green foliage, adding a natural charm to borders, meadows, and pollinator gardens.

This species is valued for its adaptability and resilience, growing well in cool to moderate climates. It also attracts beneficial insects, making it an excellent choice for eco-friendly gardeners looking to enhance biodiversity in their landscape.

Features:

• Type: Perennial or biennial flowering plant

• Common Name (US): Winter Cress or Yellow Rocket

• Scientific Name: Barbarea vulgaris

• Variety: Yellow

• Flower Color: Bright yellow

• Growth Habit: Upright and clumping

• Height: 12–24 inches (30–60 cm)

• Soil Requirement: Moist, well-drained soil; tolerates clay or loamy soils

• Sunlight: Full sun to partial shade

• Watering: Moderate; prefers consistent moisture

• Bloom Time: Early spring to early summer

• Special Feature: Attracts bees and pollinators; excellent for naturalizing landscapes

Specifications:

• Planting Season: Early spring or fall

• Hardiness Zones (USDA): Zones 4–9

• Sowing Method: Direct sow outdoors after frost danger has passed or start indoors 6–8 weeks before the last frost

• Germination Time: 10–20 days

• Germination Temperature: 60–70°F (15–21°C)

• Spacing Between Plants: 8–12 inches (20–30 cm)

• Mature Plant Height: 1–2 feet (30–60 cm)

• Best Growing Months:

  • Northern Zones (4–6): April to July

  • Mid Zones (7–8): March to June

  • Southern Zones (9): February to May

• Maintenance: Low; deadhead spent blooms to encourage prolonged flowering

• Uses: Garden borders, wildflower meadows, slopes, erosion control, and pollinator gardens