Lycium chinense — an easy houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Lycium chinense

Lycium Chinense

Updated · 141 observations
ON THIS PLANT

Lycium chinense is one of two species of boxthorn shrub in the family Solanaceae. Along with Lycium barbarum, it produces the goji berry ("wolfberry"). Two varieties are recognized, L. chinense var. chinense and L. chinense var. potaninii. It is also known as Chinese boxthorn, Chinese matrimony-vine, Chinese teaplant, Chinese wolfberry, wolfberry, and Chinese desert-thorn.

A note from PlantMom

Chinese Boxthorn is highly resistant to disease and is generally seldom affected by illnesses. In terms of care, this plant is fairly low-maintenance. When grown outdoors it needs little watering, and larger specimens usually do not require pruning. Smaller plants, however, should be pruned after they finish blooming. Chinese Boxthorn is suitable for anyone with an outdoor area, such as a garden or deck, and does not demand much gardening experience.

— PlantMom
CARE GUIDE

How to keep Lycium Chinense.

Light

The Chinese Boxthorn plant does best when it receives a generous amount of sunlight each day. It can also tolerate some shaded areas. Its strong preference for bright light comes from its native habitat, which has plentiful daylight. Too much or too little sunlight can interfere with its normal growth and vitality.

Water

The Chinese Boxthorn thrives with moderate moisture and needs watering every two weeks. Although it is drought-tolerant, it prefers a balanced environment, making it an excellent choice for xeriscaping. This strong and hardy plant can withstand varying temperatures and is commonly grown outdoors.

Temperature

Chinese Boxthorn comes from regions with a moderate climate and does best in temperatures from 41 to 95 °F (5 to 35 °C). In colder weather, it should be protected from freezing. In extremely hot conditions, provide shade.

Fertilizer

The Chinese Boxthorn needs adequate nutrients to achieve optimal fruit production. Fertilize in early spring to encourage new growth and flower development. Regular feeding keeps the plant healthy, produces tastier fruit, and prevents nutrient deficiency problems like yellowing leaves and poor fruit yield.

Pruning

The Chinese Boxthorn is a hardy shrub known for its thorny branches and vibrant berries. To promote healthier growth and enhance berry production, prune the plant in early spring. Focus on removing any dead wood and thinning out dense areas to improve airflow. Make sure to use clean, sharp tools, and consider sealing larger cuts to encourage quicker healing.

CHARACTERISTICS

Botanical profile.

Plant Type
Vine, Shrub
Life Cycle
Perennial
Genus
Lycium
Family
Solanaceae
Hardiness Zone
5-9
Mature Height
91 cm
Mature Spread
2.13 m
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Purple, Lavender
Flower Size
1.02 cm to 1.52 cm
Bloom Time
Late spring, Early summer, Mid summer
Planting Time
Spring, Autumn
Harvest Time
Mid summer
Native Area
Nepal, Indonesia, Japan, Mongolia, Laos, Thailand, China
ALSO KNOWN AS

Other names.

en Chinese boxthorn en Chinese wolfberry en Wolfberry en Chinese matrimony-vine en Chinese teaplant en Chinese tea-tree en Chinese desert-thorn en Chinese box-thorn en Gow kee en Matrimony vine en Goji berry en China tea plant en China Teaplant en Chinese Wolf-berry en Gou qi en Kuko
FREQUENTLY ASKED

Reader questions.

What is the best way to water my Chinese Boxthorn plant?

To ensure excellent root development, consider using a garden hose at the plant base. Avoid spraying the leaves directly, as this can lead to more watering needs, especially if the plant is outdoors and exposed to direct sunlight. Bubblers can be used on individual plants to moisten the roots, while soaker hoses can cover the entire garden or bed, allowing for deep root penetration when adding or removing plants. It's important to drain any excess water and wait for the soil to dry before watering again. To prevent diseases, it's advised to water at ground level. On sunny days, it may be beneficial to spray the entire bush with water. Whether the plant is potted or in-ground, it's worth noting that Chinese Boxthorn prefers deep watering rather than light sprinkling.

Why should I put fertilizer on my Chinese Boxthorn?

To grow a healthy Chinese Boxthorn plant, it is important to fertilize it regularly, regardless of the specific type you own. Providing the proper nutrients will promote strong growth and increase its resilience to challenging growing conditions, as well as its ability to combat diseases and pests. Since the foliage of the Chinese Boxthorn is one of its key attractive features, it is essential to maintain its well-being. This can be achieved by following a consistent fertilization schedule tailored to your specific Chinese Boxthorn, resulting in vibrant leaves with rich color and a lush appearance.

What are the sunlight requirements for Chinese Boxthorn?

Chinese Boxthorn requires a generous amount of sunlight every day to thrive, adapting well to both full sun, which is above 6 hours of sunlight, and partial sun, about 3-6 hours of sunlight. This strong affinity for sunlight is due to its original habitat, which is rich in daylight. However, it's essential to monitor the plant closely as both too much and too little sunlight can negatively impact its growth and health. It's also recommended to watch how sunlight moves through your garden to find a balance of light and shade that ensures the plants' happiness.

What is Chinese Boxthorn and where is it native to?

Chinese Boxthorn, botanically known as Lycium chinense, is native to environments that experience moderate climates. It thrives in temperatures ranging from 41 to 95 °F (5 to 35 °C), indicating its adaptability to a variety of climate conditions while preferring neither the extreme cold nor the extreme heat.

What should I do if I give too much or too little water to Chinese Boxthorn plants?

An overwatered Chinese Boxthorn will exhibit yellowing, dropping, and wilting leaves. The plant will look dull and unhealthy, with mushy stems. If these signs appear, it's best to adjust your watering schedule. Wilting can also indicate under watering, in which case the leaves will turn crispy and dry. Check the soil when it's dry and watering alone is insufficient. Give it a thorough watering when needed. However, the damaged root system may cause the plant to retain a dry and yellow appearance for a few days even after sufficient watering. Once the plant regains normalcy, the yellowing of leaves will cease. Indoors, check the moisture levels in the pot and avoid overwatering. Look for signs of black spots, and if present, allow the soil to dry out by withholding water for a few days. Overwatering can lead to root rot, so consider transferring the plant into a different pot if you notice discolored and slimy roots. Always take precautions to prevent root rot and avoid excessively soggy soil. When planting the Chinese Boxthorn outdoors, dig a little deeper. If the soil feels too dry when you check with your fingers, it may indicate underwatering. Adequate watering is necessary to aid the plant's recovery.

What is the best time to put fertilizer on my Chinese Boxthorn?

To ensure healthy growth for your Chinese Boxthorn, it is recommended to fertilize it in late winter or early spring. This provides the necessary nutrients for growth once the weather warms up. Additionally, if you live in a warm climate region, it can be beneficial to give your Chinese Boxthorn another fertilizer feeding in early fall. This will provide extra nutrients for the following growing season and help make the plant more able to withstand winter cold without damage to its foliage. Fertilizing earlier in the fall will also ensure that the new branches have enough time to grow and withstand the cold winter.

How can artificial lighting be used for Chinese Boxthorn indoors?

When natural sunlight is insufficient for Chinese Boxthorn, especially during winter or in less sunny spaces, artificial lighting can be a vital solution. Adequate lighting is crucial for optimal growth. LED lights are recommended because they can provide specific wavelengths needed by the plants. Full sun plants should receive 30-50W/sq ft of artificial light, partial sun plants 20-30W/sq ft, and full shade plants 10-20W/sq ft. The light source should be placed 12-36 inches above the plant to mimic natural sunlight, ensuring the plant receives 8-12 hours of light per day.

How does Chinese Boxthorn respond to cold weather?

Chinese Boxthorn possesses strong cold resistance, handling winter temperatures without the need for special frost protection measures in most cases. If, however, temperatures are expected to plummet below -25°C, it's crucial to protect the plant. This can involve wrapping the trunk and branches with insulating materials like non-woven fabric or cloth. Additionally, watering the plant abundantly before the onset of the first freeze in autumn helps by keeping the soil moist, thus preventing drought and water scarcity during the colder months.

How frequently should I water my Chinese Boxthorn plant?

The Chinese Boxthorn plant prefers deep watering, especially when grown in pots. The limited water storage in pots causes the soil to dry out faster, so it's important to soak the plant with a gallon of water each time. In colder regions, watering should be done every 3 to 5 days. It's best to water early in the morning when the soil is dry, both indoors and outdoors. You can also check the soil moisture by feeling the top 2-3 inches of soil - if it's dry, it's time to water. In hot weather, daily moisture checks may be necessary as the heat can quickly dry out the soil in pots. For garden plants, irrigation is necessary, especially in hot climates where watering once a week is recommended. Check the soil regularly and water when the top 2-3 inches become too dry, but be mindful of rainfall to prevent overwatering and root rot. Chinese Boxthorn plants grow predominantly in spring and fall. Using a mulch layer about 3 to 4 inches deep can help conserve water when they are outdoors. Sandy soil requires more frequent watering due to its faster drainage, while clay soil can be watered less often to avoid root rot. You can keep track of watering dates on a calendar and pay attention to drooping leaves as a sign that watering may be needed soon.

When is the best time to not fertilize my Chinese Boxthorn plant?

To ensure proper care for your Chinese Boxthorn, it is important to avoid fertilizing it during certain times of the year. Firstly, during the early and mid-winter months when the plant is dormant, there is no need for feeding. Similarly, it is not recommended to fertilize the plant during late spring and summer. This is because the weather is generally hotter and drier during this time, which can have a negative effect on the plant if fertilized. To prevent any issues, it is best to stick to a fertilization schedule that involves feeding only during early spring and early fall.

What are some common symptoms of improper lighting for Chinese Boxthorn?

Chinese Boxthorn may show several symptoms if it receives improper lighting. These include smaller new leaves, leggy or sparse growth, faster leaf drop, slower or halted growth, lighter-colored new leaves, chlorosis (leaves turning yellow), sunscald, leaf curling, wilting, and leaf scorching. Each of these symptoms can indicate too much sunlight, insufficient sunlight, or other stresses related to light exposure, affecting the plant's overall health.

What should be done if Chinese Boxthorn experiences extremely low or high temperatures?

For low temperatures, particularly below -20°C and especially if dipping below -25°C, it's important to observe the plant for signs of brittleness or lack of new shoots in spring. The recommended action involves pruning away any visibly dead branches that have not produced new leaves. In cases of high temperatures, specifically above 38°C, the plant may exhibit signs of stress such as lighter leaf color, dry and withered tips, and increased susceptibility to sunburn. The advisable actions include trimming away the damaged parts of the plant, relocating it to a shadier spot, or employing a shade cloth for protection during the hottest parts of the day. Additionally, maintaining soil moisture with morning and evening watering can help the plant cope with the heat.

PLATES
Lycium chinense leaf
PLATE 01 · leaf
Lycium chinense leaf
PLATE 02 · leaf
Lycium chinense flower
PLATE 03 · flower
Lycium chinense flower
PLATE 04 · flower
Lycium chinense fruit
PLATE 05 · fruit
Lycium chinense fruit
PLATE 06 · fruit
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