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PlantSnap
Plant Care
Lemon daylily
(Hemerocallis lilioasphodelus)
Also Known As
Lemon daylily, Daylily, Golden daylily
About This Plant
Hemerocallis lilioasphodelus is a species of daylily known for its bright yellow, trumpet-shaped flowers that bloom for a single day. The plant produces clumps of strap-like leaves that are semi-evergreen in warmer climates. It is a hardy perennial that can tolerate a wide range of growing conditions.
Plant Care Instructions
Outdoor Size Range
24-36 inches (60-90 cm)
Light Requirements
Yellow daylilies prefer full sun to partial shade. They can tolerate some shade, but too much shade will result in reduced flowering.
Humidity Needs
Yellow daylilies do not have any specific humidity requirements.
Fertilizing Schedule
Yellow daylilies benefit from regular fertilization. Apply a balanced fertilizer every 4-6 weeks during the growing season.
Pruning Guidelines
Yellow daylilies do not require regular pruning. Deadhead spent flowers to encourage continued blooming.
Common Pests and Diseases
Yellow daylilies are relatively pest-free, but can be susceptible to aphids, spider mites, and thrips. Treat infestations with insecticidal soap or neem oil.
Indoor Size Range
12-24 inches (30-60 cm)
Watering Schedule
Yellow daylilies prefer evenly moist soil, but can tolerate periods of drought. Water deeply once a week, or more frequently in hot, dry weather.
Temperature Range
Yellow daylilies can tolerate a wide range of temperatures, from -40°F (-40°C) to 100°F (38°C). They are hardy in USDA zones 3-9.
Growing Season
Yellow daylilies bloom in mid to late summer.
Growing Difficulty Level
Yellow daylilies are easy to grow and require minimal maintenance.
USDA Hardiness Zones
3-9
Did You Know?
The name Hemerocallis comes from the Greek words for 'day' and 'beautiful', referring to the fact that each flower blooms for only one day.
