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PlantSnap
Plant Care
Saw greenbrier
(Smilax bona-nox)
Also Known As
Saw greenbrier, Blackberry lily, Saw-briar, Greenbriar
About This Plant
Smilax bona-nox is a species of flowering plant in the family Smilacaceae, native to the southeastern United States. It is a climbing vine that can grow up to 20 feet (6 meters) long and has thorny stems and leaves. The plant produces small greenish-white flowers in the spring and summer, followed by black berries in the fall.
Plant Care Instructions
Outdoor Size Range
Up to 20 feet (6 meters)
Light Requirements
Smilax bona-nox prefers partial shade to full shade. It can tolerate some direct sunlight but too much can scorch the leaves.
Humidity Needs
Smilax bona-nox prefers high humidity levels but can tolerate average indoor humidity levels.
Fertilizing Schedule
Feed the plant with a balanced fertilizer once a month during the growing season (spring and summer).
Pruning Guidelines
Prune the plant in the early spring before new growth appears. Cut back any dead or damaged stems and shape the plant as desired.
Common Pests and Diseases
Common pests for Smilax bona-nox include spider mites, scale insects, and mealybugs. Diseases such as leaf spot and powdery mildew can also affect the plant.
Indoor Size Range
Not suitable for indoor growth
Watering Schedule
The plant prefers moist soil but can tolerate short periods of drought. Water regularly but do not overwater as this can lead to root rot.
Temperature Range
The plant prefers warm temperatures between 60-80°F (15-27°C). It can tolerate cooler temperatures but not frost.
Growing Season
The growing season for Smilax bona-nox is in the spring and summer.
Growing Difficulty Level
Smilax bona-nox is moderately difficult to grow. It requires a specific set of growing conditions and can be prone to pests and diseases.
USDA Hardiness Zones
Smilax bona-nox is hardy in USDA zones 7-10.
Did You Know?
The thorny stems of Smilax bona-nox were used by Native Americans to make fish traps and baskets.
