Dasylirion longissimum

Desert Spoon

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A striking arid succulent featuring a rosette of long, stiff grey-green leaves with spiny margins. Architectural growth habit suitable for bright indoor specimens or drought-tolerant outdoor landscapes.
yard Outdoor plants wb_sunny Sun pets Not pet-safe
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Plant Details

Common Name Desert Spoon
Family Asparagaceae
Genus Dasylirion
Species Longissimum
Origin Mexico, USA (Texas)
Blooming Rare indoors, produces tall inflorescences with white/cream flowers in late summer.
Leaf Color Grey-green to silver-grey
Sunlight Sun
Category Outdoor plants
Pet Friendly close No
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Care & Maintenance

terrain
Soil

Well-draining cactus/succulent mix with pumice or perlite for aeration

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Watering

Allow soil to dry completely between waterings. Reduce significantly in winter dormancy to prevent root rot.

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Sunlight & Care

Requires full sun outdoors; bright direct light indoors. Avoid low light environments to prevent etiolation.

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Fertilization

Apply diluted balanced fertilizer monthly during active growing season (Spring/Summer). No feeding in winter.

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Pruning

Remove dead or damaged basal leaves carefully with gloves; avoid cutting healthy green tissue.

Pest Control Mealybug Scale Insect Spider Mite

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 3 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
50° – 100°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
20% – 60%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 50000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
2000 – 3400
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
10% – 45%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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