Oenanthe aquatica | 9cm Pot | Cream White Flower

Price range: £3.02 through £4.43

Common Names

  • Fine-leaved water dropwort
  • Water Fennel

Oenanthe aquatica, the Fine-leaved water dropwort, is a native British aquatic perennial. Perfect for pond margins and bog gardens, it offers delicate, fern-like foliage and white summer flowers, enriching wildlife habitats in UK gardens.

300 in stock

£4.43
3 – 4 pieces
£3.96 (11% off)
5 – 6 pieces
£3.49 (21% off)
7 – 12 pieces
£3.26 (26% off)
13 – 23 pieces
£3.02 (32% off)
24+ pieces
3
Oenanthe aquatica
£13.29

Discover Oenanthe aquatica, a vital native British aquatic perennial, perfect for ponds and bog gardens, adding delicate charm to water margins.

Known widely as Fine-leaved water dropwort or Water Fennel, Oenanthe aquatica is a captivating native British perennial. It flourishes naturally in shallow water and boggy areas, making it an excellent choice for wetland landscapes. This robust plant contributes significantly to the biodiversity of pond edges and stream banks. Consequently, it offers both visual appeal and ecological benefits within your garden space.

Key Features of Oenanthe aquatica

  • Native British aquatic plant, ideal for UK gardens.
  • Displays finely dissected, fern-like green foliage.
  • Produces small, white, umbelliferous flowers during summer.
  • Thrives in pond margins, bog gardens, and shallow water.
  • Provides valuable habitat and food for local wildlife.
  • Forms attractive clumps with a moderately vigorous growth habit.

Understanding Oenanthe aquatica

Oenanthe aquatica derives its genus name from Greek. It combines ‘oinos’ (wine) and ‘anthos’ (flower). This likely refers to a wine-like scent from certain species within the genus. Conversely, its specific epithet ‘aquatica’ clearly denotes its watery habitat. This perfectly suits this remarkable plant. Gardeners often appreciate its natural ability to enhance wetland environments.

Foliage and Bloom

The plant showcases striking, finely dissected foliage. These leaves appear quite fern-like. Sometimes they resemble large celery or fennel leaves; this explains the common name “Water Fennel”. Its leaves can grow submerged or emerge above the water’s surface, creating interesting textures. During summer, from June through to August, Fine-leaved water dropwort produces clusters of small, white or greenish-white flowers. These form characteristic umbels, much like wild carrot. They attract various pollinating insects to your garden.

Perfect for UK Water Gardens

Many gardeners choose Oenanthe aquatica for naturalising pond margins. It creates a soft, natural transition between water and land. It thrives beautifully in the shallow edges of ponds, streams, or dedicated bog gardens. Furthermore, its vigorous growth helps establish a lush, green presence quickly. While it spreads readily, this characteristic is often desirable in wetland settings. It helps to suppress unwanted weeds effectively.

A Haven for Wildlife

This native plant provides a fantastic asset for local wildlife. It offers vital shelter for aquatic insects and small amphibians. Consequently, it supports a healthy pond ecosystem. The summer flowers additionally provide nectar to various pollinators, including bees and hoverflies. This boosts your garden’s biodiversity. As a result, planting Fine-leaved water dropwort truly enhances the ecological value of any water feature.

Minimal Pruning Needs

Generally, Oenanthe aquatica requires minimal pruning. However, you can remove spent flower stalks to maintain tidiness. This action potentially encourages further blooming. Managing its spread might be necessary in smaller ponds. Simply thin out unwanted growth by hand in late autumn or early spring. This simple action keeps the plant within desired boundaries. It also promotes healthy growth for the next season.

Max Height 1.20 at maturity
Max Spread 0.50 at maturity
Growth Rate Average
Average growth
Position
Full Sun Partial Sun
Soil Type
Clay Loam Peat
H6 H6 – Hardy in severe conditions

Very hardy. Tolerates temperatures typical of a continental winter.

−25°C +15°C
Typical minimum: -20°C to -15°C

Care Notes

Oenanthe aquatica thrives in consistently moist to boggy soil or shallow water (up to 30cm deep). Plant it in aquatic baskets for easier management of its spread in smaller ponds. Remove any spent flower stalks to maintain tidiness and potentially prolong blooming. To control vigorous growth, thin out unwanted clumps in late autumn or early spring, ensuring the plant remains within its desired area.