BUNCHING ONION Allium fistulosum

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Bunching Onion

Variety	Season		Length of White Stalk (cm)	Heat Tolerance	Cold Tolerance	Bolting
	Sowing	Harvest
CHOSEI NO.6	Oct.-Mar.	Jul.-Dec.	40	+++	++	Medium
CHOSEI NO.8	Feb.-Apr.	Oct.-Mar.	45	++	+++	Medium
CHOHO	Oct.-Nov.	Jul.-Dec.	40	+++	++	Medium
CHOETSU	Jun.-Jul. / October	Mar.-Apr. / Jun.-Jul.	45-50	++	+++	Late
CHOJU	Feb.-Apr.	Oct.-Mar.	40	+++	+++	Medium
AKIHIKO	Apr.-May.	Oct.-Feb.	45-50	++	+++	Medium
KINCHO NO.3	Feb.-May.	Sep.-Mar.	45-50	++	+++	Medium
AMANOGAWA	Feb.-Apr.	Oct.-Jan.	45	++	+++	Medium

Green Leaf Onion

Variety	Season		Heat Tolerance	Cold Tolerance	Bolting
	Sowing	Harvest
TOKYO KURO	Feb.-May.	Jun.-Aug.	+++	++	Medium
KOKUSEN SUMMER	May.-Aug.	Jul.-Oct.	+++	+	Early

Hybrid

CHOSEI NO.6 Single stalk hybrid variety of Improved our CHOHO. Vigorous growth under both hot and cold condition because of its strong root system. Highly uniformity of white stem up to 40 cm. Intermediate resistance to Rust, Downy Mildew and Alternaria Leaf Spot. Suitable for Summer to Early Winter harvest.

Hybrid

CHOSEI NO.8 Single stalk hybrid variety of Improved our KINCHO. Suited for Autumn to Late Winter harvest from its strong cold resistance. Highly uniformity of white stem up to 45 cm. Tolerant to various diseases.

 

CHOHO Single stalk variety. Vigorous growth under both hot and cold condition because of its strong root system. Dark green leaves, very firm neck with up to 40cm glossy white stem. Torelant to heat, cold and various diseases. Suited for summer to early winter harvest.

 

CHOETSU Very slow bolting single stalk variety. Excellent white stalk with dark green leaves. Torelant to heat, cold and various diseases. Can be harvested year round.

 

CHOJU Single stalk variety. Very thick, solid glossy white stalk with dark green leaves. Tolerant to cold and various diseases. Good eating quality with tender texture. Suitable for autumn to late winter harvest.

 

AKIHIKO Single stalk variety. Strong tolerance against cold condition, suitable for winter harvest. 45-50cm long white stalk with firm neck. Tolerant to various diseases.

 

KINCHO NO. 3 Single stalk variety. Earlier than Kincho, having darker green leaves than those of Kincho as well. Vigorous plant growth under low temperature because of good cold tolerance. Suited for winter to early spring harvest.

Hybrid

AMANOGAWA Our hybrid single stalk variety. Very thick, solid and uniform glossy white stalk with attractive dark green leaves. Intermediate resistance to Rust, Downy Mildew and Alternaria Leaf Spot as well as heat and cold .

 

TOKYO KURO Green leaf onion with high tolerance to cold and heat. Deep glossy green solid leaves, easy to grow, suitable for hydroponics culture as well.

 

KOKUSEN SUMMER Green leaf onion with excellent heat tolerance. Deep green, upright leaves.Vigorous growth with solid leaves during summer. Suitable for hydroponics culture as well. Not recommended for spring and late summer sowing due to bolting.

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