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PlantSnap
Plant Care
Snapdragon
(Antirrhinum majus)
Also Known As
Snapdragon, Dragon flower, Antirrhinum
About This Plant
Antirrhinum majus, commonly known as snapdragon, is a species of flowering plant belonging to the family Plantaginaceae. It is native to the Mediterranean region and parts of western Asia. The plant is known for its colorful, tubular flowers that resemble the face of a dragon.
Plant Care Instructions
Outdoor Size Range
12-36 inches (30-90 cm)
Light Requirements
Snapdragons require full sun to partial shade. They need at least six hours of direct sunlight per day to thrive.
Humidity Needs
Snapdragons prefer moderate humidity levels, but can tolerate low humidity.
Fertilizing Schedule
Snapdragons benefit from regular fertilization with a balanced, all-purpose fertilizer. Fertilize every 4-6 weeks during the growing season.
Pruning Guidelines
Snapdragons require regular deadheading to promote continuous blooming. Cut back the entire plant by one-third in midsummer to encourage a second flush of flowers.
Common Pests and Diseases
Snapdragons are susceptible to aphids, spider mites, and whiteflies. They can also be affected by rust and powdery mildew.
Indoor Size Range
12-18 inches (30-45 cm)
Watering Schedule
Snapdragons require regular watering, especially during hot and dry weather. They prefer moist soil, but do not tolerate standing water.
Temperature Range
Snapdragons prefer cool temperatures between 55-75°F (13-24°C). They can tolerate light frost, but not extreme heat.
Growing Season
Snapdragons are cool-season annuals that bloom in spring and fall. In warmer climates, they can be grown as winter annuals.
Growing Difficulty Level
Snapdragons are relatively easy to grow, making them a popular choice for gardeners of all skill levels.
USDA Hardiness Zones
Snapdragons are hardy in USDA zones 7-10.
Did You Know?
The name 'snapdragon' is said to come from the way the flowers look like they have a dragon's mouth that opens and closes when squeezed from the sides.
