Olympian mullein (Verbascum olympicum)

Olympian mullein (Verbascum olympicum) is a perennial plant that can grow 1.5m – 3m tall and 50cm – 1.5m wide. In this growing guide we’ll learn the cultivation details and how to plant Olympian mullein (Verbascum olympicum).
This plant is commonly known as Olympian mullein.
This is a deciduous plant that takes 2-5 years to reach full maturity.
In this article
Plant profile
Common name: Olympian mullein
Scientific name: Verbascum olympicum
Plant type: Perennials
Habit: Columnar / Upright
Height: 1.5m – 3m
Spread: 50cm – 1.5m
Foliage: Deciduous
Sunlight: Full Sun
Soil: Chalk, Loam
Moisture: Well drained
Garden type: Informal Garden, Mediterranean Garden
Planting type: Flower borders and bedding
Other characteristics: Drought resistant, Plants for pollinators
Seasonal colors
Season | Stem | Foliage | Flower | Fruit |
---|---|---|---|---|
Spring | ||||
Summer | ||||
Autumn | ||||
Winter |

How to plant Olympian mullein (Verbascum olympicum) – Agnieszka Kwiecień, Nova, CC BY-SA 4.0, via Wikimedia Commons
Perennial plants are one of the largest groups of plants.
They offer color, shape, fragrance and seasonal textures. The variety is such that there are plants to suit all sizes and styles of garden.
Traditionally, perennials are grown in borders, using a wall or hedge as a backdrop to bring out all their splendor during summer.
But since most gardens are not large enough for long borders dedicated exclusively to perennials, they are usually planted in mixed borders and beds, along with shrubs, annuals, biennials, and bulbs that extend the season of interest.
How to plant
In this section we will learn how to plant Olympian mullein (Verbascum olympicum), know its needs in terms of soil, watering and sun exposure.
Soil
Olympian mullein (Verbascum olympicum) is a plant that prefers to grow in chalk or loam.
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The chalky soil is pale and contains chunks of calcium-rich rock. It is a fertile and well-draining soil, almost always alkaline.
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The loam soil is dark, rich in organic matter but balanced in minerals. It offers the best of all worlds, retaining enough water for the plants, but allowing excess moisture to drain away. This is the most desired type of garden soil, perfect for most plants.
As for pH, it is a plant that grows ideally in soils with pH alkaline pH.
Regarding drainage, Verbascum olympicum likes to grow in well drained soil.
Sunlight
Olympian mullein (Verbascum olympicum) should be grown in full sun places.

Cultivation profiles – Growing Olympian mullein (Verbascum olympicum) – Agnieszka Kwiecień, Nova, CC BY-SA 4.0, via Wikimedia Commons