Information for Berberis thunbergii

Approximately 50.00 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.

Berberis thunbergii - 100  seeds for 14 Euros
Berberis thunbergii - 10  gram for 16 Euros
Berberis thunbergii - 1000  seeds for 18 Euros
Berberis thunbergii - 25  gram for 22 Euros
Berberis thunbergii - 50  gram for 37 Euros
Berberis thunbergii - 100  gram for 68 Euros
Berberis thunbergii - 10000  seeds for 118 Euros
Berberis thunbergii - 500  gram for 277 Euros
Berberis thunbergii - 1000  gram for 546 Euros

B and T World Seeds' reference number: 400783
USDA average, annual, minimum temperature Zone:4
Type of plant - deciduous
Flower: YELLOW, RED tinged
Foliage: ovate, to 2cm. long
Height in meters: 1
Berberis thunbergii seeds may be subject to seasonal availability
Parts of Berberis thunbergii are considered toxic.

Common names for Berberis thunbergii: Green Barberry,  Japanese Barberry,  Japanese Berberis, 

Berberis thunbergii is included in the following B and T World Seeds flowering plant categories:
29:   Temperate Forest and Woodland Tree and Shrub Seed List
40:   Shrub Seed List, Hardy and Tender
43:   Herbaceous Border Plant Seed List
50:   Japanese Native and Introduced Plants
167:   Hedging Shrubs Ornamental Or Barrier
177:   Shrubs and Trees For Autumn Colour
260:  Berberidaceae
952:   Wholesale Selection

Germination guide
Berberis thunbergii seeds will usually germinate in 60-180 days, even under good conditions germination may be erratic. Normally will only germinate with light so surface sow. Sow Berberis thunbergii seeds on the surface of a Well drained seed sowing mix at about 10-20C.

Stratification (cold treatment or vernalization) Some seeds need to be overwintered before they will germinate. Some seeds need just a couple of weeks, others 3 months. Seeds can be stratified in dampened peat or sand, in a plastic box or bag at 4C or 5C in a refrigerator. The seeds should not be frozen or in a wet medium. Very small seeds can be sown on the surface of their growing medium, in pots sealed in plastic bags, and kept in the 'fridge. Many vernalized seeds need light to germinate when they are sown in the "Spring".

(8 weeks).

SEED GERMINATION THEORY AND PRACTICE; by Professor Norman C. Deno
B & T World Seeds Route des Marchandes, Paguignan, 34210 Aigues-Vives, France
fax ++ 33 (0)4 68 91 30 39   phone ++ 33 (0)4 68 91 29 63   [email protected]