Cretan Brake Fern
Pteris cretica
A popular, delicate fern with graceful, light green fronds, often featuring attractive variegation in its cultivars.
The essentials at a glance
-
Watering
Every 5 days
-
Light
Medium light
-
Humidity
50–70 %
-
Temperature
18–27 °C
How to care for your Cretan Brake Fern
Everything you need to keep your Cretan Brake Fern healthy: watering, light, humidity, feeding, repotting and pruning.
The Cretan Brake Fern is a classic indoor fern, widely appreciated for its elegant, lacy fronds which can be solid green or beautifully variegated with white or silver stripes, depending on the cultivar. It thrives in consistently moist, well-draining soil and prefers low to medium indirect light. It benefits from high humidity, making it an excellent candidate for bathrooms or terrariums, where it adds a touch of delicate beauty.
Watering your Cretan Brake Fern
Every 5 days
Keep soil consistently moist, but not waterlogged. Do not allow it to dry out completely.
How to know it needs water
- Topsoil feels slightly dry
- Fronds losing their turgor
How much light a Cretan Brake Fern needs
Medium light
Low to medium indirect light. Direct sun will scorch the fronds.
- Direct sun tolerated
- No direct sun
- Orientations that suit it
- North, North-east, East, North-west
Humidity and misting
50–70 %
Medium to high (50-70%). Helps maintain lush foliage. Mist regularly, especially in dry environments, or place on a pebble tray.
Feeding and fertiliser
Every 30 days
Fertilize monthly during spring and summer; reduce or cease in fall and winter.
- Recommended feed
- Half-strength balanced liquid fertilizer. · 2-1-2
Repotting your Cretan Brake Fern
Every 12 months
Repot into a slightly larger pot with a well-draining, humus-rich potting mix. Handle roots gently.
- When
- Spring
- Potting mix
- All-purpose potting mix
- Mix in
- perlite, coco fibre
The tell-tale signs
- Roots emerging from drainage holes
- Growth slowing or appearing stunted
- Plant becoming top-heavy
Pruning your Cretan Brake Fern
As needed, year-round. Remove any old, yellowed, or damaged fronds at the base using clean, sharp scissors.
Through the year
Watering is not set once and for all: it follows the light and the growth. Allow 6 days between waterings in the depth of winter, against 4 in the growing season.
- 6 J
- 6 F
- 5 M
- 4 A
- 4 M
- 4 J
- 4 J
- 4 A
- 5 S
- 5 O
- 6 N
- 6 D
Active growth · Days between waterings
Good to know
- Many cultivars exist with diverse frond forms, including variegated or crested types.
- One of the most popular and easiest ferns to grow indoors.
Frequently asked questions about the Cretan Brake Fern
How do you care for a Cretan Brake Fern?
Water it every 5 days. Give it medium light. Ideal humidity: 50–70 %. Ideal temperature: 18–27 °C. Keep soil consistently moist, but not waterlogged. Do not allow it to dry out completely.
How often should you water a Cretan Brake Fern?
Every 5 days Keep soil consistently moist, but not waterlogged. Do not allow it to dry out completely. How to know it needs water : Topsoil feels slightly dry ; Fronds losing their turgor.
How much light does a Cretan Brake Fern need?
Medium light Low to medium indirect light. Direct sun will scorch the fronds. No direct sun
Is the Cretan Brake Fern toxic to cats and dogs?
No, the Cretan Brake Fern is not listed as toxic to cats and dogs. That is still no reason to let your pets chew on it.
Why are my Cretan Brake Fern leaves turning yellow?
Yellowing most often comes from too much water: the mix stays wet and the roots suffocate. Check that the pot drains, empty the saucer, and let the mix dry before watering again. Too little light or a cold draught cause the same symptom.
When should you repot a Cretan Brake Fern?
Repot every 12 months, ideally in spring. Repot into a slightly larger pot with a well-draining, humus-rich potting mix. Handle roots gently.
At a glance
- Family
- Pteridaceae
- Category
- Fern
- Placement
- Indoor
- Mature height
- 60 cm
- Growth
- Moderate
- Temperature
- 18–27 °C
- Pot materials
- ceramic, plastic
- Growth
- Reaches maturity in 3 years
These figures are for an average plant. In the app they are recalculated for yours, based on your room, its orientation and the season.
And for your plant, in your home?
In the app this plant becomes yours: a watering schedule tuned to your home, health tracking from photos, and reminders at the right moment.









