Yucca harrimaniae
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Yucca harrimaniae

Harriman's yucca · Spanish bayonet · Salt Lake Desert Yucca

Tier 1 Difficulty: medium Water: low Light: full_sun
Temperature
5–35 °C
Soil pH
6–7
Hardiness
Zone 4–9
Click count
27
Observations
24

Description

Source: leafsnap

Yucca harrimaniae Trel., the Spanish bayonet, is a species in the family Asparagaceae, native to Utah, Nevada, Colorado, northeastern Arizona and northern New Mexico, at elevations from 1000 m to 2700 m.Yucca harrimaniae is a small, acaulescent (stemless) species forming clumps of rosettes. Flowers are nodding (hanging downward), partly greenish-white, partly purplish. The species is closely related to Y. sterilis (Neese & S.L.Welsh) S.L.Welsh & L.C.Higgins..The overall species is relatively common and widespread. Two varieties, var. nana and var. sterilis, have very small and restricted ranges.

Care Guide

💧 Water

The Spanish bayonet flourishes in arid conditions due to its remarkable drought tolerance. Native to desert environments, it needs to be watered only once every 1 to 2 weeks. As an evergreen plant, the Spanish bayonet keeps its leaves throughout the year, helping it conserve water during dry seasons.

☀️ Light Full sun

Spanish bayonet is a sun-loving, herbaceous perennial that originates from open habitats and is often found thriving in meadows and grasslands. It prefers full sun but can also tolerate partial sun conditions.

Ideal: Full sun
FAQ
What are the sunlight requirements for Spanish bayonet (Yucca harrimaniae)?

The Spanish bayonet (Yucca harrimaniae) thrives in conditions where it can receive ample sunlight. Specifically, it requires 'full sun' conditions, which means it should get above 6 hours of sunlight daily. Alternatively, it can also grow under 'partial sun' with about 3-6 hours of sunlight. It's important to observe the movement of sunlight through your garden carefully, choosing spots that provide an ideal balance of light and shade. This ensures the plant's health and happiness, making the most out of its environment.

🌡️ Temperature 5–35°C

Spanish bayonet can tolerate a wide range of temperatures, but its distribution may still be constrained by various combinations of water and heat. It does best in warm summer climates with sufficient rainfall or watering. Extended stretches of cloudy, rainy weather, as well as prolonged high temperatures, can raise the chance of Spanish bayonet dying. In winter, adequate protection from cold can increase the plant's survival rate.

Ideal temperature: 5–35°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

The best time to fertilize a Spanish bayonet is in early spring, as it comes out of dormancy and begins active growth. Fertilizing supplies essential nutrients for healthy growth. Although Spanish bayonet has fairly low fertilizer requirements, applying fertilizer yearly can improve its survival and encourage better, longer-lasting flowers.

🪴 Pot & Repot
✂️ Pruning

The Spanish bayonet plant showcases a cluster of rigid, sword-shaped leaves. To promote healthy and vibrant growth, prune the plant from early to late spring by removing any dead or damaged leaves along with spent flower stalks. Be sure to use sterilized tools and handle the sharp leaves carefully to maintain a neat appearance.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb, Shrub
Life Cycle
Perennial
Genus
Yucca
Family
Asparagaceae
Hardiness Zone
4-9
Mature Height
15 cm to 40 cm
Mature Spread
15 cm to 30 cm
Leaf Color
Green Yellow, Olive Drab
Leaf Type
Evergreen
Flower Color
White
Flower Size
2.54 cm to 7.62 cm
Bloom Time
Late spring, Early summer
Planting Time
Summer, Autumn
Harvest Time
Mid summer, Late summer, Early fall

Tags (6)

Common Names (3)

en Harriman's yucca
en Spanish bayonet
en Salt Lake Desert Yucca