Cypripedium macranthos, commonly known as the large-flowered cypripedium or da hua shao lan, is a species of orchid native to Russia and East Asia.
Large-flowered cypripedium typically shows strong disease resistance and is troubled by relatively few insect pests. Its care is considered difficult because it needs high humidity combined with good ventilation and minimal harmful pathogens. Overwatering can cause root rot. While anyone can grow Large-flowered cypripedium, keeping it healthy and getting it to bloom again requires more cultivation experience.
How to keep Cypripedium Macranthos.
Light
Large-flowered cypripedium is native to habitats like forest understories and rocky areas, where it grows in natural shade. It prefers partial sun but can adjust to full sun or full shade, demonstrating its versatile and hardy nature.
Water
The large-flowered cypripedium originates from temperate forests and thrives in moist environments. While it has moderate drought tolerance, it needs weekly watering to stay hydrated and maintain stable humidity, particularly during its active growing season. Consistent irrigation is essential for its flowering.
Temperature
Large-flowered cypripedium can adapt to a wide range of temperature conditions, but its distribution may still be restricted by different combinations of moisture and heat. It performs best in warm summer climates with sufficient rainfall or watering. Extended periods of cloudy, rainy weather or prolonged high temperatures can raise the likelihood of Large-flowered cypripedium dying. In winter, appropriate protection from the cold can increase the plant's survival rate.
Fertilizer
The best time to fertilize a Large-flowered cypripedium is in early spring, when it is breaking dormancy and beginning active growth. Fertilization supplies essential nutrients needed for healthy development. Although the Large-flowered cypripedium has relatively modest fertilizer requirements, applying fertilizer annually can improve its survival and encourage better, longer-lasting blooms.
Pruning
The large-flowered cypripedium is known for its large blooms and benefits from light pruning in early to late spring. To promote healthier growth and improve airflow, remove any dead or damaged stems, but be sure to avoid heavy pruning to prevent stunted development. Regular and minimal pruning will ensure vibrant blooms and maintain the overall health of the plant.
Botanical profile.
- Plant Type
- Herb
- Life Cycle
- Perennial
- Genus
- Cypripedium
- Family
- Orchidaceae
- Hardiness Zone
- 3-7
- Mature Height
- 15 cm to 30 cm
- Mature Spread
- 20 cm to 30 cm
- Leaf Color
- Green, Dark Green
- Leaf Type
- Deciduous
- Flower Color
- Purple, Pink
- Flower Size
- 5.08 cm to 7.62 cm
- Bloom Time
- Mid spring, Late spring
- Planting Time
- Spring, Autumn
- Harvest Time
- Early summer, Mid summer
- Native Area
- Russia, Kazakhstan, Japan, Mongolia, Koppen, South Korea, China