Garden geranium (Pelargonium hortorum)
About this plant
Pelargonium hortorum, commonly known as garden geranium, is a popular flowering plant with bright, colorful blooms often seen in gardens and pots. It has rounded leaves and clusters of flowers that come in red, pink, white, or purple. The plant is well-loved for its cheerful flowers and pleasant scent.
Taxonomy
Origin & Distribution
- Native region
- South Africa
- Distribution
- Widely cultivated worldwide as a garden and container plant
Care
- Suitable locations
- Indoor, Outdoor, Balcony
- Preferred window facing
- South-facing, West-facing, East-facing
- USDA hardiness zones
- 9-11
- Soil pH
- 6.0-7.5 (neutral to slightly acidic)
- Soil type
- well-draining potting soil
Watering. Water when the top inch of soil feels dry, but avoid overwatering to prevent root rot. Allow soil to dry out slightly between waterings.
Fertilizing. Feed with a balanced liquid fertilizer every 2-4 weeks during the growing season (spring and summer). Reduce feeding in fall and winter.
Garden geraniums are fairly easy to care for and thrive in sunny spots with moderate watering. Overwatering or poor drainage can cause root problems, but otherwise they need little fuss. Regular deadheading helps encourage more flowers.
Propagation
- Propagation methods
- Cuttings, Seeds
Ornamental features
- Flowering
- No
Brightly colored flowers in clusters, rounded green leaves
Toxicity & Safety
Generally safe for humans; mild toxicity to pets if ingested, causing minor stomach upset.
Common problems
Overwatering can cause root rot; pests like aphids and whiteflies may appear; too little light reduces flowering.
Uses
Popular as an ornamental plant in gardens, balconies, and indoors for its attractive flowers and easy care.
Notes
Prune regularly to maintain shape and encourage blooming. Repot annually or when roots outgrow the pot.