Japanese lime (Tilia japonica)

Also known as: Japanese Lime, Japanese Linden

A key trait that sets Tilia japonica apart from Tilia cordata and Tilia amurensis is the consistent presence of 5 staminodes in its inflorescences. This feature serves as a reliable differentiator.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Japanese lime

Lifespan

Perennial

Plant Type

Tree

Plant Height

15 m to 20 m

Spread

8 m

Leaf Color

Glossy green

Flower Size

0.5-1 centimeter

Flower Color

Yellow Green

Images of Japanese lime

Quickly Identify Japanese lime

Identify Tilia japonica by its heart-shaped leaves with serrated edges, which are glossy green on top and paler underneath. It also produces small, fragrant, pale yellow flowers in clusters, and its fruit is a small, round nutlet.

Scientific Classification of Japanese lime

Phylum

Vascular plants

Class

Dicotyledons

Order

Malvales

Family

Mallow

Genus

Lindens

Species

Japanese lime

Planting and Growing of Japanese lime

Care Difficulty

Easy

Watering Schedule

Every 4 days

Sunlight Requirements

Partial sun

Sunshine Duration

4-8 hours

Ideal Temperature

60-72℉

Soil Type

Potting Mix, Peat Mix

Soil pH

5.5-7.5

Fertilizer Type

Balanced

Pruning Season

Spring, Summer

Pruning Area

Branches, Leaves

Pruning Frequency

2 times a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Japanese lime?

Tilia japonica, or the Japanese linden, thrives best when it is watered to ensure the soil is evenly moist but never waterlogged. In practical terms, aim for about 500 ml of water per session. The goal is to allow the water to penetrate the soil deeply, reaching the roots without leaving any standing water. This helps to establish a deep root system while preventing potential rot.

What are the symptoms of an underwatered Japanese lime? ›

What should I do if my Japanese lime is not getting enough water? ›

What are the symptoms of an overwatered Japanese lime? ›

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What Are the Sunlight Requirements for Japanese lime?

Sunlight Requirements: Partial sun

Duration of light: 4-6 hours daily

Partial sun or dappled shade is ideal, allowing Tilia japonica to thrive. Optimal light fosters more vigorous growth, lush foliage, and a higher resistance to stress factors.

What is the best lighting for Tilia japonica? ›

How can I achieve ideal lighting for my Tilia japonica? ›

What benefits does ideal lighting provide for Tilia japonica? ›

What Is the Ideal Temperature Range for Japanese lime?

Ideal Temperature: 60 ~ 72℉

The ideal temperature range for cultivating Tilia japonica is between 60°F and 72°F. This range provides the plant with the most favorable conditions for photosynthesis and metabolic activities. Maintaining these temperatures helps ensure robust growth and vitality.

What Soil is Best for Japanese lime?

Soil type: Loam, Sandy loam

Soil PH: 5.5 ~ 7.5

Tilia japonica thrives in well-drained soil that prevents waterlogging, which can otherwise lead to root rot. This ensures the tree's roots are healthy and efficiently absorb essential nutrients. While it requires good drainage, the soil also needs the ability to retain some moisture. This balance helps the plant withstand periods of drought, promoting consistent growth. A nutrient-rich soil fosters Tilia japonica's growth, providing necessary minerals and compounds. Regular additions of compost can enhance soil fertility, ensuring the plant remains vigorous and hearty.

How to Fertilize Japanese lime?

Fertilizer type: Balanced

Tilia japonica thrives with a balanced approach to fertilization. Ideal amounts involve applying around 25 grams of a balanced 10-10-10 NPK fertilizer per tree, ensuring even distribution around the root zone to promote healthy growth.

How to Prune Japanese lime?

Pruning Time: Spring, Autumn

Begin with the removal of dead or crossing branches. Then, thin out overcrowded areas to improve air circulation and light penetration. Always cut just above a bud that faces the outside to encourage outward growth. In early Spring, before the buds break, perform structural pruning to establish a strong framework. In Autumn, focus on shaping and removing any branches that can lead to potential winter damage. More About Pruning Techniques→

How to Propagate Japanese lime plant?

Propagate Time: Spring, Early summer

Harvest seeds from mature Tilia japonica pods when they are brown and dry. Ensure seeds are extracted carefully to avoid crushing, as delaying collection could reduce viability.

Take 6-8 inch cuttings from healthy, semi-hardwood branches. Remove leaves from the lower half and dip the cut end in rooting hormone to promote faster growth.

Select a healthy rootstock and a scion from the desired plant. Make a clean cut on both and join using grafting tape, ensuring proper alignment of vascular tissues for successful grafting.

How to Repot Japanese lime plant?

Repotting frequency: Every 2-3 years

Repot Tilia japonica when roots start circling the pot or protruding through drainage holes. Additionally, a decrease in plant vigor or poor soil drainage indicates a need for repotting. Ideally, do it in early spring or autumn when the plant is not actively growing.

Choose a pot that is one size larger than the current one, with adequate drainage holes. A bigger pot prevents waterlogging, ensuring healthy root growth by allowing excess water to escape. A ceramic or clay pot adds weight, providing stability for the plant's growth.

Opt for a loamy, well-draining soil mix. Such soil provides the ideal balance between retaining moisture and allowing excess water to drain, preventing root rot and promoting healthy root aeration. Adding perlite or sand can help improve drainage further.