'Tatsoi' Asian Green - Brassica rapa subsp. narinosa

<tc>'Tatsoi' Asian Green - Brassica rapa subsp. narinosa</tc>
<tc>'Tatsoi' Asian Green - Brassica rapa subsp. narinosa</tc>
€3,00 EUR
€1.500,00 EUR kg
Price plus shipping
Delivery time: 1-2 business days (PT – international may vary)
reicht für ca. 5 m²

In stock

Traditional cultivation method & heirloom variety. Regionally adapted landrace. Genetically stable & open-pollinated - 100% free from hybrid breeding, GMOs, and synthetic fertilizers. Organically propagated - Non-proprietary variety.
Bohnensamen2

Harvest year:

2022

Seed viability:

Up to 4 years (species-specific)
Detailed information on germination capacity

Description

Cultivation & Characteristics

'Tatsoi' Asian Green – ancient mustard green rarity with spoon-shaped leaves and a mild-spicy flavor. 

This variety is a high-yielding and fast-growing Asian vegetable. It features unusually shaped, spoon-like dark green leaves with white veins and a smooth, creamy leaf texture. Ideally suited for direct sowing, pot culture, and mixed planting. Robust and open-pollinated - proven in organic cultivation and self-sufficiency.

 

  Origin & History

‘Tatsoi’ - open-pollinated mustard green from China, cultivated since the 6th century. Already during the Song Dynasty (960-1279 AD) it was mentioned in old Chinese sources as “Tah Tsai” or “Wu Jing Cai.” Later the variety spread to Korea and Japan, where it also became part of regional cuisine. Over centuries, this local landrace was further developed through selection and natural adaptation, distinguished by its robustness and adaptability.

In Asia, ‘Tatsoi’ is traditionally grown in autumn and winter. This fast-growing vegetable, used for centuries, has proven itself as a reliable crop over generations. Characteristic are its spoon-shaped, dark green leaves with white veins, growing in a dense rosette – a form that clearly sets it apart from other cabbages. With its smooth, creamy leaf texture and distinctive flavor, it is considered a historical rarity and a true enrichment in the varietal garden. Even today, ‘Tatsoi’ is cultivated by enthusiasts and seed initiatives, symbolizing the value of freely accessible, traditional crop plants.

 

  Appearance & Characteristics

The plant grows in a dense yet open rosette and reaches a height of about 20 cm. It produces numerous spoon-shaped leaves and bears vigorous, dark green foliage with characteristic white veins. Frost-tolerant down to approx. -5 °C.

Leaf details:

  • Size: Medium, approx. 15-20 cm long
  • Shape: Spoon-shaped

  • Color: Dark green with white veins

  • Texture: Smooth and creamy

  • Flavor: Distinctively pleasant mild-spicy

 

 Usage & Cultivation Highlights

The leaves are excellent for fresh consumption in salads, for cooking, steaming, and especially for Asian wok dishes. Their distinctively pleasant mild-spicy flavor and the characteristic spoon-shaped leaf structure make them a real eye-catcher in vegetable dishes and give meals a classic culinary touch.

Thanks to its compact growth and resilience, 'Tatsoi' grows reliably in open field, greenhouse, and especially in pots. It is ideal for direct sowing, matures quickly, produces abundant leaves, and impresses with its versatile use. In addition, it is easy to care for, shows good adaptability to different locations, and delivers stable yields even under changeable weather conditions. The leaves can be harvested continuously from the outside in over a long period, making it both a culinary and practical enrichment in mixed cultivation.

Compared to other Asian salads, ‘Tatsoi’ is particularly robust and low-growing – ideal for people who appreciate open-pollinated Asian salads with added value for mixed cultivation.

Cultivation_Overview_-_Anbau_im_Uberblick_-_Visao_geral_do_cultivo_-_www

Origin & Cultivation at a Glance

First mention:

6th century AD

Origin:

Japan

Breeder:

Traditionally developed through regional selections

Propagation site:

Alentejo - Portugal

Suitable for:

Open field, Greenhouse, Polytunnel, Cold frame, Balcony / pot, Urban gardening, Raised bed, Vertical cultivation, Plant towers or tiered systems

Care requirements:

Low – easy to care for, ideal for beginners.

Overwintering:

Semi-hardy - tolerates short periods of light frost down to about -5 °C outdoors.

Special features:

Quickly usable, Fast-growing, High-yielding, Low-maintenance, Sun-loving / sunny
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Cultivation guide for

<tc>Tatsoi</tc>

Growing difficulty:

Easy
In subtropical climates, sow from September or February in sunny or semi-shaded spots - pre-culture possible from August or January.
Sow in temperate regions from April in sunny to semi‑shaded locations – pre‑cultivation from March is possible, planting out frost‑free from mid‑April.
Sowing in well-drained, humus-rich and nutrient-rich loamy soil - 0.5-1 cm deep. Plant spacing: 30 × 50 cm.
For baby leaf, sow densely with row spacing of 15-20 cm.

Cultivation tips:

Direct sowing is recommended - young plants grow quickly and vigorously.
Thin out early so the plants have enough space.
Planting only at mild day and night temperatures - avoid heat.
Water regularly - consistent moisture promotes tender leaves and mild flavor.
Keep evenly moist - drought stress leads to bolting.
Removing flowers extends leaf usage.
Biochar and rock dust improve soil structure and enhance the retention of nutrients and water.

Storage instructions:

Store seeds in a cool, dry, dark, and airtight environment to maximize shelf life and germination.
Detailed information on seed storage
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Plant Profile

Plant details

Botanical name:

<tc>Brassica rapa L. subsp. narinosa (L.H. Bailey) Hanelt ‘Tatsoi’</tc>

Botanical family:

Brassicaceae

Plant type:

Leafy vegetables

Growth habit:

Forms a rosette, Compact

Plant width:

30 cm

Plant height:

20 cm

Root type:

Shallow to moderately rooted

Hardy to:

-5 °C temporarily possible.

Cultivation period:

4-5 months

Life cycle:

Biennial (grown as an annual)

Propagation method:

Generative propagation by seed

Propagation:

This variety belongs to the species Brassica rapa and is cross-pollinated by insect pollination.
For seed production, a minimum isolation distance of 800–1000 m from other varieties of the same species is recommended, as cross-pollination is easily possible.
The plant is biennial - after flowering it produces long pods with well-maturing small seeds.
Seeds are ready for harvest once the pods are fully dried and slightly opened.

Sowing & Planting

Germination type:

Dark germinator, Temperate germinator

Sowing depth:

0,5-1 cm

Germination temperature:

15-20 °C

Germination time:

5-10 days

Pot culture:

Requires a minimum container size of 3 liters.

Row spacing for baby leaf:

15-20 cm

Plant spacing:

30 cm

Row spacing:

50 cm

Pricking out / thinning out:

3-4 weeks, thin out after formation of the first true leaf pairs.

Planting time:

Transplanted seedlings can be planted outdoors about 3 weeks after pricking out. Only once the soil is frost-free.

Soil

Soil type:

Well-drained, humus-rich loam soil

Soil pH:

6.0-7.5 – slightly acidic to alkaline

Nutrient requirements:

Medium feeder

Soil moisture:

Evenly moist, Moderately moist, Sensitive to waterlogging

Soil preparation:

Loosen soil before sowing, Apply compost before planting., Apply lime to acidic soil., Prepare soil weed-free and with a fine crumb structure., Mulch layer for moisture regulation

Companion planting, Crop rotation & Harvest

Companion plants:

Lettuce, Lamb’s lettuce, Bean, Pea, Lupin, Carrot, Beetroot, Onion crops, Dill, Coriander, Mint

Incompatible plants:

Spinach, Chard, Brassicas, Tomato, Pepper / Chili pepper, Pumpkin, Corn, Celery, Potato

Crop rotation guidelines:

Do not plant after other crucifers - at least 3 years interval recommended.
Repeated cultivation at the same site increases disease pressure, leads to nutrient depletion, and impairs soil structure.
Ideal previous crops include legumes, onions, root vegetables, and green manure – rotating crops supports healthy soil.
Crop rotation with low-nutrient-demanding plants is recommended to prevent soil fatigue and maintain healthy growing conditions.
Avoid planting directly after heavy-feeding crops – allow the soil to recover and replenish nutrients first.

Harvest time:

Autumn, Spring

Sowing to harvest:

0,7-1 months

Harvested parts:

Leaves, Stems

Suitable for consumption:

Yes - edible raw or cooked.

Intended use:

Diet cuisine, Low Carb, Culinary herb, Raw consumption, Salad, Steaming, Cooking, Roasting, Pickling, Fermentation, Freezing, Drying / Dehydrating, Companion perennial, Natural garden

Care & Cultivation practices

Water requirements:

Moderate

Plant care techniques:

Thin out after germination when sown directly, Water regularly - even during dry periods, Loosen and hoe, Maintain weed-free, Remove blooms, Inspect regularly for pest infestation

Plant protection:

Well-ventilated location and good drainage recommended., Slug protection recommended, Check early for aphids., Mulching recommended

Cultivation notes:

May develop mildew in damp weather – an airy location is recommended. Susceptible to slugs and snails Can be infested by aphids - occasional monitoring recommended. Sensitive to waterlogging – use well-drained soil.

Other names

EN - English names:

Asian green

DE - German names:

Asiasalat

PT - Portuguese names:

Verdura asiática

ES - Spanish names:

Verdura asiática

FR - French names:

Salade asiatique

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