Growing Chocolate Mint Pelargonium in Pots
By The Diggers Club - Australia's No.1 Gardening Club | Published: 2026-10-26
Category: How-to Guides
Learn how to grow and care for Pelargonium 'Chocolate Mint' in containers. This guide covers pot choice, soil, watering, and pruning for a healthy, fragrant plant.
Quick answer
Pelargonium 'Chocolate Mint' thrives in a pot with good drainage, a quality potting mix, and a spot that gets morning sun and afternoon shade. Water only when the top inch of soil is dry and prune regularly to keep the plant compact.
Why choose a pot for 'Chocolate Mint'?
Growing this pelargonium in a container lets you control soil conditions and move the plant to protect it from extreme weather. The large, bi-coloured leaves and mint scent make it a natural choice for a patio or balcony where you can enjoy the fragrance up close.
In a pot, the plant stays more compact than in the ground, which suits its role as a neat, medium-sized shrub in the Heronswood evergreen border. Container growing also reduces the risk of root rot in heavy clay soils.
Step-by-step container care for Chocolate Mint Pelargonium
- Choose the right pot: Select a pot at least 30 cm wide with drainage holes. A terracotta or ceramic pot works well because it allows the soil to dry out between waterings, which this pelargonium prefers. Avoid a pot without drainage holes; waterlogged roots are the most common cause of failure.
- Use a well-draining potting mix: Fill the pot with a quality premium potting mix. Add a handful of perlite or coarse sand to improve drainage if the mix seems heavy. Pelargoniums dislike wet feet. Check the mix after watering: it should feel moist, not soggy, after a few hours.
- Water only when the top inch is dry: Stick your finger into the soil up to the first knuckle. If it feels dry, water thoroughly until excess drains from the bottom. In hot weather, check every two days; in winter, reduce to once a week or less. Overwatering causes yellowing leaves and root rot. When in doubt, wait another day.
- Position for morning sun and afternoon shade: Place the pot where it gets 4–6 hours of morning sunlight and protection from harsh afternoon heat. A north- or east-facing spot near a wall or fence works well. Too much direct afternoon sun can scorch the chocolate centres of the leaves.
- Prune to keep the plant compact: Cut back leggy stems by half after the main flowering period in late summer. Remove any dead or yellowing leaves at the base. This encourages bushier growth and more blooms the following season. Don't be shy—regular pruning keeps the plant tidy and prevents it from becoming woody.
Product fact
- Pelargonium 'Chocolate Mint': The large and textural bi-coloured leaf, deep green with eye-catching chocolate centres, of this hardy pelargonium is a feature that makes it one of the main players in the Heronswood evergreen border. The striking foliage provides visual interest even when the plant isn't flowering, making it a reliable structural element in a container display.
Pelargonium 'Chocolate Mint'
