Epidendrum secundum

Yellow Spider Orchid

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Epiphytic orchid with slender green stems and bright yellow-orange flower clusters. Native to tropical Americas. Requires high humidity and indirect light; a popular indoor bloomer during spring.
yard Indoor plants wb_sunny Shade / Half-shade pets Pet Friendly
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Plant Details

Common Name Yellow Spider Orchid
Family Orchidaceae
Genus Epidendrum
Species Secundum
Origin Central and South America
Blooming Spring to Summer, yellow-orange flowers on upper stem
Leaf Color Medium green
Sunlight Shade / Half-shade
Category Indoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Epiphytic mix: Coarse bark chips, perlite, sphagnum moss (no standard potting soil)

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Watering

Water when roots turn silver-grey; keep medium moist but not soggy. Increase humidity via misting or tray during growing season

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Sunlight & Care

Bright indirect light required for blooming; direct sun may scorch leaves. Yellowing often indicates excess light or low humidity.

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Fertilization

Weak solution weekly (1/4 strength) in spring/summer; reduce monthly in winter

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Pruning

Cut spent flower spikes at base after blooming; remove dead pseudobulbs

Pest Control Mealybug Scale Spider Mite Thrip

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 4 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
59° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 75%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 12000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
100 – 250
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
30% – 50%
% volumetric
Water content in the growing medium
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Soil EC
400 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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