Blue blossom (Ceanothus thyrsiflorus) is a shrub that can grow 3m – 8m tall and 3m – 8m wide. In this growing guide we’ll learn the cultivation details and how to plant Blue blossom (Ceanothus thyrsiflorus).
This plant has several common names including: blue blossom or blue brush.
This is a evergreen plant that takes 10-20 years to reach full maturity.
In this article
Plant profile
Common name: blue blossom, blue brush
Scientific name: Ceanothus thyrsiflorus
Plant type: Shrubs
Habit: Bushy
Height: 3m – 8m
Spread: 3m – 8m
Foliage: Evergreen
Sunlight: Full Sun
Soil: Clay, Loam, Sand
Moisture: Moist but well drained, Well drained
Garden type: City & Courtyard Gardens, Coastal, Informal Garden, Mediterranean Garden
Planting type: Flower borders and bedding, Wall-side Borders
Seasonal colors
| Season | Stem | Foliage | Flower | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
How to plant Blue blossom (Ceanothus thyrsiflorus) – Stan Shebs, CC BY-SA 3.0, via Wikimedia Commons
Shrubs are fundamental elements in any garden.
They add color and interest throughout the seasons with their wide variety of flowers, foliage, fruits, trunks and stems.
Whatever the size or style of your garden, the permanent woody structure or the foliage of evergreen shrubs will give the space shape and dimension.
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How to plant
In this section we will learn how to plant Blue blossom (Ceanothus thyrsiflorus), know its needs in terms of soil, watering and sun exposure.
Soil
Blue blossom (Ceanothus thyrsiflorus) is not a demanding plant regarding the type of soil and can grow in clay, loam or sand.
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Clay soil is composed of more than 25 percent clay particles. These particles have a high moisture holding capacity and the soil is heavy to dig and can be waterlogged in winter (dry in summer).
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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.
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Sandy soil is light, porous and very easy to drain. It is a soil poor in organic matter and nutrients. It is composed of relatively large mineral particles that allow water to drain quickly.
As for pH, it is a plant that grows ideally in soils with pH alkaline or neutral.
Regarding drainage, Ceanothus thyrsiflorus likes to grow in moist but well drained or well drained soils.
Sunlight
Blue blossom (Ceanothus thyrsiflorus) should be grown in full sun places.
Cultivation profiles – Growing Blue blossom (Ceanothus thyrsiflorus) – Consultaplantas, CC BY-SA 4.0, via Wikimedia Commons
