Baltic Parsley (Cenolophium denudatum) Growing & Care Guide for Gardeners
Article by Dean Ravenscroft, Ph.D. - Updated 1st Feb 2024
- Plant Characteristics: Sports delicate, fern-like foliage and clusters of white, umbel-shaped flowers in summer. Great for adding a light, airy texture and movement to garden borders.
- Growing & Care: Thrives in full sun to partial shade and prefers moist, well-drained soil. Tolerant of a wide range of soil conditions, including dry soils once established.
- Tips for New Gardeners: Easy to grow and care for, making it an excellent choice for beginners. Provides lasting interest when used in mass plantings or as a standalone specimen.
Cenolophium denudatum is the only member of its genus and goes by the common name of Baltic parsley.
It is a deciduous hardy perennial native to the forests, grasslands, and marshes of Europe and parts of Asia. This plant is also scientifically referred to by its synonym: Cenolophium fischer.
It blooms with impressive cream umbels in the summer, and looks particularly good when drifted alongside Euphorbia or Verbena plants.
As a member of the Apiaceae family, it is closely related to plants such as carrot, aniseed, celery, fennel, and cumin.
In the garden, Cenolophium denudatum is a good plant to grow if you want to attract helpful insects to your garden, especially bees. It is a very easy plant to grow, largely due to its vigor, and has long-lasting looks.
Plant as part of an herbaceous border or in a wild or low maintenance garden.
In addition to its ornamental features it looks great as part of dried flower arrangements.
Cenolophium denudatum Description
Cenolophium denudatum is a tall, upright, clump forming, umbellifer. It ranges in height from 30 to 48 inches (75–120 cm), and has a spread of around 30 inches (75 cm).
It takes about two years for plants to attain their full height.
Leaves from the basal part of the plant are dark-green, triangular, and fern-like. They can reach about seven inches (18 cm) long. Leaves growing further up the red stems are smaller.
Cenolophium denudatum (Baltic parsley) by Els Rammeloo. Nb. this is at an early stage of blooming and the flowers will turn much whiter.
Baltic parsley plants have a long blooming time from summer to middle of autumn / fall.
Flower heads are flat, have numerous umbels, and reache about 4 to 5 inches (10–12 cm across). Each Cenolophium Umbel contains 12 to 16 white (creamy-white) flowers.
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Cenolophium denudatum Growing and Care Guide
- Grows in USDA Growing Zones 6 to 9; hardy to 6a, this is approximately a RHS hardiness rating of H5.
- Can grow in most light (from full sunlight through to shade) and soil conditions (will perform best if the soil is moist with good drainage; will tolerate clay and heavy soils).
- It performs well in both exposed and unexposed areas.
- Deadhead flower umbels before seed-set to prevent spreading and to promote further blooming.
- Provide mulch in the autumn.
- It is not overly prone to pests and diseases, but slugs may be a problem.
I hope that you enjoyed this guide on Cenolophium denudatum. You may also enjoy the following Gardener's HQ growing guides: How to grow Astrantia and Myrrhis plants.
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