Container guide
Growing torenia fournieri 'catalina midnight blue' in a pot
Compost and drainage
Torenia fournieri 'Catalina Midnight Blue' needs sharp drainage, so this matters more in a pot than in the ground. Use a free-draining mix (add perlite, grit or bark to standard compost), always pick a container with drainage holes, and never let it stand in a saucer of water.
Watering torenia fournieri 'catalina midnight blue' in a pot
Containers dry far faster than open ground, so torenia fournieri 'catalina midnight blue' in a pot needs checking more often than the general guidance of "Keep consistently moist; water every 2-4 days, more in heat" — especially in summer, wind, or a heated room. Check the top few centimetres with a finger rather than watering on a fixed day.
Potting on
Pot on when roots show through the drainage holes or growth slows noticeably — usually every 1-2 years for a plant this size. Move up one pot size only; jumping several sizes leaves wet compost the roots cannot reach, and that is what rots them.
More torenia fournieri 'catalina midnight blue' care
- Growing torenia fournieri in a pot — the species this cultivar belongs to
- Full torenia fournieri 'catalina midnight blue' care guide
- Best soil for torenia fournieri 'catalina midnight blue'
- When to repot torenia fournieri 'catalina midnight blue'
- How often to water torenia fournieri 'catalina midnight blue'
- How to overwinter torenia fournieri 'catalina midnight blue'
- Best app for indoor plants — reminders and light checks tested
Growing torenia fournieri 'catalina midnight blue' in containers — FAQ
Can you grow torenia fournieri 'catalina midnight blue' in a pot?
Torenia fournieri 'Catalina Midnight Blue' is well suited to container growing — at about 35 cm mature it is comfortably pot-sized. A container around 15-20 cm (6-8 in) across gives it room without leaving the compost sitting wet, which is the usual mistake when people over-pot a small plant.
What size pot does torenia fournieri 'catalina midnight blue' need?
Aim for a container 15-20 cm (6-8 in) across. Pot on when roots show through the drainage holes or growth slows noticeably — usually every 1-2 years for a plant this size. Move up one pot size only; jumping several sizes leaves wet compost the roots cannot reach, and that is what rots them.
What compost and drainage does torenia fournieri 'catalina midnight blue' need in a container?
Torenia fournieri 'Catalina Midnight Blue' needs sharp drainage, so this matters more in a pot than in the ground. Use a free-draining mix (add perlite, grit or bark to standard compost), always pick a container with drainage holes, and never let it stand in a saucer of water.
How often should I water torenia fournieri 'catalina midnight blue' in a pot?
Containers dry far faster than open ground, so torenia fournieri 'catalina midnight blue' in a pot needs checking more often than the general guidance of "Keep consistently moist; water every 2-4 days, more in heat" — especially in summer, wind, or a heated room. Check the top few centimetres with a finger rather than watering on a fixed day.