Cryptanthus fosterianus
Zebra Earthstar
Description
Source: leafsnapCryptanthus fosterianus, commonly known as Foster's Earth Star, is a species of bromeliad native to Brazil. This small plant reaches up to 15 cm in height and 30 cm in width. Its leaves are arranged in a rosette pattern and are green with distinctive white stripes or spots. The plant produces small pink or purple flowers that bloom close to the ground. Foster's Earth Star is an epiphytic plant, meaning it grows on other plants without harming them. It thrives in bright but indirect light and prefers well-draining soil with high humidity levels. These characteristics make it an ideal choice for indoor environments like homes or offices. Cryptanthus fosterianus has gained popularity among indoor gardeners due to its unique appearance and low maintenance requirements. It can be easily propagated through offsets produced by the mother plant, allowing gardeners to expand their collection with ease. Overall, Cryptanthus fosterianus is an attractive bromeliad species that adds both color and texture to any indoor space while requiring minimal care from its owner.
Care Guide
💧 Water Every 7 days
☀️ Light Partial sun
Cryptanthus fosterianus comes from habitats such as forest understories that provide natural shade. It favors partial sunlight but can tolerate full sun if necessary.
🌡️ Temperature 20–37.8°C
Cryptanthus fosterianus does best in warm conditions. If temperatures drop too low, the plant may stop growing or incur frost damage. It tolerates high heat and humidity well and needs a steady level of moisture in its surroundings. Still, overly high temperatures and humidity can leave the plant vulnerable to fungal infections. In dry environments, frequent watering and misting are required to keep the air sufficiently humid. The plant is sensitive to abrupt temperature changes, so maintaining a fairly stable temperature is important.
💨 Humidity normal (40-60%)
This plant will thrive in moderate humidity, which is probably the level in your home. However, misting it a few times a week can be very beneficial. Make sure the room has good ventilation.
🪴 Soil 5-6
🌱 Fertilizer
🪴 Pot & Repot 2-3 years
When repotting Cryptanthus fosterianus, select a container 1–2 inches (2.5–5.1 cm) larger with good drainage. Use a well-draining potting mix. Repot in spring or fall, making sure the root ball sits just below the rim of the pot. Water thoroughly after repotting, then place it in a warm location with indirect sunlight.
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity
Characteristics
- Plant Type
- Succulent
- Life Cycle
- Perennial
- Genus
- Cryptanthus
- Family
- Bromeliaceae
- Hardiness Zone
- 10-12
- Mature Height
- 15 cm to 20 cm
- Mature Spread
- 20 cm to 30 cm
- Leaf Color
- Green, Red, Pink
- Leaf Type
- Evergreen
- Flower Color
- White
- Flower Size
- 0.51 cm to 1.02 cm
- Bloom Time
- Summer, Early fall
- Planting Time
- Summer
- Harvest Time
- Late summer, Fall
- Native Area
- Brazil