Information for Allium porrum Geant d Hiver sel. Hannibal organic

B and T World Seeds' reference number: 448202
Type of plant - annual
Foliage: long thick WHITE shank, fast, resist bulbing, crop July-October

Common names for Allium porrum Geant d Hiver sel. Hannibal organic: (Autumn Mammoth type),  Leek Hannibal, organic, 

Allium porrum Geant d Hiver sel. Hannibal organic is included in the following B and T World Seeds flowering plant categories:
53:   Bedding Plant Seed List
83:   Vegetable Seed List
148:   Organic Seeds from Certified Sources
161:   Edible Flowers
211:  Alliaceae
952:   Wholesale Selection

Germination guide
Allium porrum Geant d Hiver sel. Hannibal organic seeds will usually germinate in 30-365 days. Normally will only germinate with light so surface sow. Sow seeds about 1mm deep in a Well drained seed sowing mix at about 10C.

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".

Place in fridge for 4 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]