Hemp
Cannabis sativa
An upright herbaceous annual with distinct palmately compound leaves featuring serrated leaflets arranged radially from a central point.
- Light
- Full sun, requiring at least 6 to 8 hours of direct sunlight daily.
- Water
- Moderate watering when the top inch of soil feels dry. Avoid waterlogged conditions and drought stress.
- Growth
- Fast-growing annual herbaceous plant with an upright, branching growth form, reaching mature heights of 4 to 12 feet depending on the variety.
Care instructions
Provide full sun exposures with consistent moisture in well-draining, nutrient-rich soil. Maintain moderate watering schedules and apply balanced fertilizers during the active growing season.
Growing details
Sunlight
Full sun, requiring at least 6 to 8 hours of direct sunlight daily.
Watering
Moderate watering when the top inch of soil feels dry. Avoid waterlogged conditions and drought stress.
Soil
Loamy, well-draining soil with a neutral pH range of 6.0 to 7.0.
Hardiness zone
USDA hardiness zones 2 through 10 when grown as an annual outdoor crop.
Growth habit
Fast-growing annual herbaceous plant with an upright, branching growth form, reaching mature heights of 4 to 12 feet depending on the variety.
Bloom season
Late summer to autumn, producing small, inconspicuous greenish flowers clustered along the upper stems.
Propagation
Propagated primarily from seeds sown directly into soil or through stem cuttings taken from healthy stock plants.
Common pests & issues
Susceptible to root rot in poorly draining soils, powdery mildew in humid environments, and common pests such as aphids and spider mites.
Similar species
Japanese maple (Acer palmatum) features palmately lobed leaves but is a woody perennial tree rather than an herbaceous annual.