Spanish bayonet (Yucca aloifolia) is a conservatory or greenhouse grown type of 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 Spanish bayonet (Yucca aloifolia).
This plant has several common names including: Spanish bayonet or dagger plant.
This is a evergreen plant that takes 10-20 years to reach full maturity.
In this article
Plant profile
Common name: Spanish bayonet, dagger plant
Scientific name: Yucca aloifolia
Plant type: Conservatory & Greenhouse, Shrubs
Habit: Bushy
Height: 1.5m – 3m
Spread: 50cm – 1.5m
Foliage: Evergreen
Sunlight: Full Sun
Soil: Chalk, Loam, Sand
Moisture: Moist but well drained, Well drained
Garden type: Architectural, City & Courtyard Gardens, Mediterranean Garden, Patio & Container Garden
Other characteristics: Drought resistant
Seasonal colors
Season | Stem | Foliage | Flower | Fruit |
---|---|---|---|---|
Spring | ||||
Summer | ||||
Autumn | ||||
Winter |

How to plant Spanish bayonet (Yucca aloifolia) – Naturehead, CC BY-SA 3.0, via Wikimedia Commons
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How to plant
In this section we will learn how to plant Spanish bayonet (Yucca aloifolia), know its needs in terms of soil, watering and sun exposure.
Soil
Spanish bayonet (Yucca aloifolia) is not a demanding plant regarding the type of soil and can grow in chalk, loam or sand.
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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.
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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.
It is not very sensitive to soil acidity or alkalinity and grows well in soils with pH acid, alkaline or neutral.
Regarding drainage, Yucca aloifolia likes to grow in moist but well drained or well drained soils.
Sunlight
Spanish bayonet (Yucca aloifolia) should be grown in full sun places.

Cultivation profiles – Growing Spanish bayonet (Yucca aloifolia) – Agnieszka KwiecieĊ, Nova, CC BY-SA 4.0, via Wikimedia Commons