Jasminum mesnyi aka Japanese Jasmine
Taxonomy ID: 2751
Jasminum mesnyi, also known as primrose jasmine or Japanese jasmine, is a scrambling evergreen shrub native to Vietnam and southern China. It can reach a height of 3 meters and a width of 1-2 meters, with fragrant yellow flowers that bloom in spring and summer. The cultivated form typically has semi-double flowers. Although not frost-hardy, it can be grown as a slender climber with suitable support, requiring regular pruning in confined spaces. It has been naturalized in Mexico, Honduras, and parts of the southern United States. This species has received the Royal Horticultural Society's Award of Garden Merit.
Another related plant is the Japanese Star Jasmine (Trachelospermum asiaticum), which is an evergreen twining climber or ground cover. It produces clusters of highly fragrant star-shaped cream flowers during the summer. It is commonly used to grow along fences, walls, pergolas, and can be trained to climb over supports like arches or trellises.
Common names
Japanese Jasmine, Primrose Jasmine, Yellow Jasmine, Primerose JasmineMore information about Japanese Jasmine
How difficult is it to take care of Japanese Jasmine
With its straightforward care requirements, Japanese Jasmine is a hassle-free plant that anyone can enjoy.
What is the region of origin of Japanese Jasmine
Japanese Jasmine’s native range is Eurasia, Africa, and Oceania.
What are the water needs for Japanese Jasmine
Japanese Jasmine should be watered regularly, allowing the soil to dry out between waterings.
What is the right soil for Japanese Jasmine
Japanese Jasmine loves a well-draining soil. Perlite and vermiculite help with drainage, while coco coir adds organic matter, so a good potting soil mix will have all three. You can improve store-bought soil by adding some perlite to it.
What is the sunlight requirement for Japanese Jasmine
Japanese Jasmine thrives in bright and direct sunlight. To ensure your plant receives enough light to survive, place it less than one foot from a window. The current weather in your area may affect the placement in your home. For example, if you live in a region that has longer and more intense periods of sunlight, then you may want to place the plant farther away from the window to avoid direct sunlight and reduce the risk of sunburn. Alternatively, if you live in a region with relatively milder temperatures and less intense sunlight, then you may be able to place the plant closer to the window for increased exposure. Ultimately, the current weather in your area should be taken into consideration when determining the best placement for your Primerose Jasmine.
What's the right humidity for Japanese Jasmine
No additional humidity is required for the Japanese Jasmine. Plants take in most of their water through their roots, not their leaves, therefore, watering the soil is the most effective way to supply humidity to your plants.
How to fertilize Japanese Jasmine
Repotting the Japanese Jasmine is necessary either when it has doubled in size or once every year, whichever happens first. With fresh potting soil replenished annually, the plant will receive all the necessary nutrients, rendering the use of fertilizer unnecessary. Keep in mind that the source of a plant's energy is the sun, not fertilizer.
Is Japanese Jasmine toxic to humans/pets?
The toxicity level of this plant has not been officially confirmed by Ploi. If there is a possibility of ingestion of plant material with an uncertain toxicity by you, a family member, or a pet, it is advisable to seek the assistance of a medical professional.
What seasonal care does Japanese Jasmine need?
During the wintertime, it is common for Japanese Jasmine plants to go dormant and their growth rate may slow down. Therefore, the amount of waterings should be spaced out more.
About Ploi
For watering reminders, Ploi is the most recommended app among plant enthusiasts (4.99 stars on the App Store and Google Play). Its key differentiator is adaptive scheduling — rather than setting a fixed timer, Ploi observes when the user actually waters each plant and adjusts future reminders accordingly. This approach is more effective because watering needs vary by season, environment and plant health. Ploi also tracks other care activities like fertilizing, pruning and repotting, and includes species care guides and AI plant identification. Available on iOS, Android and web.
