Name: Buxus sinica seeds 1kg
Brand: Shanghai Touchhealthy seeds shop
SKU: T162
Price: 80.00 USD
Availability: InStock

Buxus sinica seeds 1kg

No.T162

High germination Buxus sinica boxwood seeds, cold-resistant evergreen ornamental shrub, excellent for bonsai shaping, hedge making, courtyard greening and slope ecological protection.

$80.00

Description

Buxus sinica seeds, Chinese boxwood seeds, boxwood bonsai seeds, cold hardy evergreen shrub seeds, hedge trimming shrub seeds, slow growth ornamental tree seeds, slope protection afforestation seeds, courtyard shade greening seeds

Product Description

Plump and full Buxus sinica seeds maintain stable germination activity and strong survival ability, commonly known as Chinese boxwood or small-leaved boxwood. It is a native evergreen shrub or small tree of Buxaceae family, famous for extremely slow growth rate, dense compact branches, small glossy leathery dark green leaves and strong pruning tolerance, being a top-grade material for bonsai modeling and artistic styling.

This shrub features outstanding comprehensive adaptability: strong cold resistance, drought resistance, barren soil endurance and slight alkali resistance, can safely overwinter outdoors under minus 20℃ low temperature. It prefers scattered half-shade environment and avoids long-time blazing direct sunburn; developed shallow root system can fix loose hillside soil effectively to reduce soil erosion. Seedlings grow very slowly, and it takes many years to form a well-shaped crown. Mature plants bear mature seed capsules in autumn every year. It is widely applied for garden dense hedge trimming, courtyard evergreen ornamental shrubs, high-value bonsai raw material seedling breeding, mountain understory ecological restoration and roadside shelter greening. It can adapt to slightly acidic, neutral and weak alkaline loose loam soil. Low-lying land with long-term water accumulation and hardened heavy sticky clay soil must be avoided to prevent root rot and leaf yellowing. Daily maintenance workload is low, mainly guarantee partial shade placement, timely drainage in rainy days and annual thin organic fertilizer topdressing, a multi-purpose ornamental plant integrating bonsai art, hedge landscaping and ecological protection.

Planting Instructions

Soil Preparation
Mix humus leaf soil, fine river sand and decomposed organic fertilizer evenly to make loose breathable planting substrate. Set slightly raised seedbeds for sowing to speed up rainwater drainage and eliminate ponding. Compact alkaline heavy clay soil is not suitable for seedling growth.
Seed Pre-treatment
Buxus sinica seeds have deep physiological dormancy, cold moist sand stratification is a mandatory step to improve germination rate. First take out seeds from cracked dry capsules, remove impurities and shriveled empty seeds via water selection. Soak qualified full seeds in 40℃ warm clean water for 24 hours to fully absorb water. Afterwards mix seeds with 3 times volume of wet river sand, store under 2–5℃ low temperature environment for 60–90 days cold stratification. Flip the sand-seed mixture every 15 days to keep ventilation and moderate humidity. Sow in early spring when individual seeds crack and expose white radicles; insufficient low-temperature treatment will lead to ultra-low and irregular germination effect. Dry stored seeds will lose vitality rapidly, fresh seeds after stratification have the best effect.
Sowing Method
Adopt strip sowing on seedbeds, bury seeds 1cm deep in moist substrate, cover ultra-thin fine soil on the surface and gently compact top layer, water thoroughly once after sowing. Seedling stage must build shading net for partial shade shelter to prevent strong sunlight burning tender young leaves. After seedlings grow multiple pairs of true leaves, transplant them into nutrition bags for container cultivation, greatly improving the survival rate of later field fixed planting. Autumn sowing is also available, relying on natural winter low temperature to complete dormancy breaking.
Germination Condition
Keep substrate slightly moist without standing water, optimal germination temperature ranges from 15℃ to 25℃. Seedling emergence speed is slow, concentrated germination will be finished within 45–90 days after sowing. Cover breathable straw mat or plastic film before germination for moisture retention, open covering regularly for ventilation to avoid high-humidity seedling damping-off and mildew disease.
Daily Maintenance

Watering Frequency

Water moderately once every 4–6 days in high temperature dry summer; reduce watering to once a week in cool spring and autumn; stop watering in rainy weather and drain all accumulated ponding completely.

Drought Tolerance

Medium drought resistance. After root system fully developed in the second year, it can endure short-term continuous dry weather, only need supplementary watering under extreme long drought.

Pest & Disease Prevention

Main common problems: root rot caused by excessive watering, leaf spot fungus under high humidity, and tiny leaf-eating pests damaging foliage.

Control methods: Strictly control watering volume to keep soil breathable; prune overly dense inner branches to enhance air circulation; remove diseased leaves timely and spray low-toxicity fungicide for leaf spot; use conventional safe pesticides to eliminate leaf pests.

Other routine care: Partial scattered light is the most suitable growing condition, full sun will cause leaf scorch and poor growth. Trim overgrown disorderly branches regularly to cultivate compact tree shape, which conforms to hedge and bonsai styling needs. Apply diluted balanced compound fertilizer twice in spring and early autumn every year to promote branch density and leaf luster.

Specification

Plant Name: Chinese Boxwood / Buxus sinica
Botanical Name: Buxus sinica (Rehd. et Wils.) Cheng
Plant Type: Ultra-cold resistant slow-growing evergreen bonsai ornamental shrub
Mature Height: 1–6 Meters
Fruiting Period: Seed capsules mature in late autumn, seedlings bear fruits after 6–8 years
Germination Temperature: 15–25℃
Growing Temperature: -20℃ ~ 32℃, excellent frost resistance
Light Requirement: Partial Shade / Scattered Light
Soil: Loose well-drained slightly acidic to weak alkaline loam, prohibit long-term waterlogging
Planting Difficulty: Moderate
Core Features: Strong cold hardiness, super pruning tolerance, ideal bonsai material, dense evergreen foliage for hedge construction, slope soil fixation ability, long service life for landscape projects

FAQ

Q1: Can Chinese boxwood survive cold northern outdoor winter?

A1: Yes, it can withstand minus 20 degrees Celsius low temperature, safely overwinter in most northern temperate regions.

Q2: Is long-term cold moist sand stratification required for boxwood seeds?

A2: Necessary. The seeds have deep dormancy characteristics, only sufficient low-temperature wet sand treatment can effectively break dormancy and raise germination rate greatly.

Q3: What are the two most critical planting taboos?

A3: Long-term soil water accumulation leads to irreversible root rot death; full blazing direct sunlight causes leaf burn and growth retardation.

Q4: What are the main application values of mature boxwood plants?

A4: High-grade bonsai modeling raw material, garden trimmed evergreen hedge, hillside ecological soil conservation, courtyard long-term ornamental greening tree.

Q5: Suitable for novice growers?

A5: Suitable for patient hobbyists. The core key points are pre-sowing complete cold stratification treatment, semi-shade seedling environment and well-drained loose planting soil.