Fresh Green Foliage
Develops rounded to oval green leaves that create attractive foliage for herb gardens.
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Officinale Nasturtium, commonly associated with watercress (Nasturtium officinale), is a leafy aquatic perennial herb known for its rounded green leaves and small white flowers. It is commonly grown in water gardens, moist planting areas, and suitable containers with consistently wet growing conditions. Its fresh foliage makes it an interesting addition to edible garden collections.
Develops rounded to oval green leaves that create attractive foliage for herb gardens.
Produces delicate clusters of small white flowers during its flowering period.
Thrives in consistently moist conditions and can grow in suitable water garden environments.
Watercress is traditionally cultivated as a leafy culinary herb for salads and other dishes.
| Scientific Name | Nasturtium officinale |
| Common Name | Watercress; Common Watercress |
| Plant Family | Brassicaceae |
| Seed Type | Edible Herb Seeds |
| Growth Habit | Perennial aquatic or semi-aquatic herb |
| Foliage Color | Green |
| Flower Color | White |
| USDA Hardiness Zones | Approximately 4–9, depending on growing conditions |
| Planting Season | Spring or fall in suitable climates |
| Growing Season | Cool-season growing conditions |
| Seed Starting | Start in a moist seed-starting medium |
| Germination Time | Approximately 7–14 days under suitable conditions |
| Germination Temperature | Approximately 55–70°F (13–21°C) |
| Sunlight Requirements | Partial shade to full sun in cool conditions |
| Soil Requirements | Rich, fertile, consistently moist soil |
| Watering Needs | Frequent watering; requires consistently wet conditions |
| Mature Plant Size | Approximately 6–24 inches tall, depending on conditions |
| Plant Spacing | Approximately 6–12 inches |
| Propagation | Seeds and stem cuttings |
Officinale Nasturtium adds fresh green foliage and delicate white flowers to suitable herb gardens and water-growing spaces. With consistent moisture, appropriate light, and fertile growing conditions, watercress can become a useful addition to an edible garden collection.
Explore common questions about watercress seeds, growing conditions, and harvesting.
Sow watercress seeds on a moist, fertile growing medium and maintain consistent moisture during germination. Provide partial shade and suitable temperatures for healthy seedling development.
Yes. Watercress can grow in containers when the growing medium remains consistently moist. Choose a suitable water-holding container or growing setup that provides clean water and appropriate drainage.
Watercress leaves can generally be harvested once plants are well established and have developed sufficient leafy growth. Harvest selectively to encourage continued growth. Use clean, uncontaminated growing water and wash harvested leaves thoroughly.