Gymnocalycium horstii
TAXONOMY
FamilyCactaceae
GenusGymnocalycium
Zone10
LEARN MORE
Plants of the World OnlineABOUT
Gymnocalycium horstii, commonly known as the Chin Cactus, is a small, globular cactus native to subtropical regions of South America. It is known for its striking, ribbed appearance and beautiful flowers that range in color from white to pink. This cactus enters a dormancy period during the winter months.
ALSO KNOWN AS
Horst's Chin Cactus
OVERVIEW
VPDCalculate
WaterDry
SoilSandy
LightDirect Bright (6 Hours)
Temperature25° C
Humidity40%
Dormancy3 Months
pH6.5
Pressure1,013 mbar
DETAILS
Care Instructions
Gymnocalycium horstii requires bright, direct sunlight for optimal growth. It thrives in moderate temperatures and prefers low humidity. Water the plant sparingly, allowing the soil to dry out almost completely between waterings. During its dormancy period in winter, reduce watering significantly.Soil
This cactus prefers well-draining soil, such as a sandy or cactus mix. Good drainage is essential to prevent root rot. Ensure the soil dries out almost completely between waterings to mimic its natural habitat.Fertilizer
Fertilize Gymnocalycium horstii with a balanced cactus fertilizer, such as 5-10-10, during the growing season. Apply the fertilizer once a month, but avoid fertilizing during the dormancy period in winter.Repotting
Repot Gymnocalycium horstii every 2-3 years or when it outgrows its current pot. Choose a slightly larger pot with good drainage. Repot during the growing season, and handle the plant carefully to avoid damaging its roots.Propagation
Propagate Gymnocalycium horstii through offsets or seeds. Offsets can be removed and planted in a separate pot once they are large enough. Seeds can be sown in a well-draining soil mix and kept in a warm, bright location until they germinate.Pruning
Pruning is generally not required for Gymnocalycium horstii. However, you can remove any dead or damaged parts to maintain the plant's appearance and health.Toxicity
Gymnocalycium horstii is not toxic to pets or humans. However, it is always a good idea to handle cacti with care to avoid injury from their spines.Additional
Ensure the plant receives adequate airflow to prevent fungal infections. During the dormancy period, keep the plant in a cooler location and reduce watering to prevent root rot.REVOLUTIONIZE YOUR PLANT CARE
Make Every Plant Smart
Plant Monitor
STAYS IN YOUR PLANT
Accurately measures the core metrics of your plant – soil moisture, light, temperature and humidity - as well as compound metrics such as Vapor Pressure Deficit (VPD) and Growing Degree Days (GDD).
Shop Now
