Onion
Maraldi Sementi has a long time experience in onion breeding and seed production
The breeding program is aimed to introduce new high-value hybrids suitable for long-term storage, with high uniformity and tolerance to the most common diseases (Pyrenochaeta terrestris and Fusarium oxysporum f.sp. cepae),
The product development process takes place in close contact with qualified partners to validate the most promising hybrids in specific production areas for different production cycles; the assessment of the environmental effect and of the hybrids adaptability to the different areas is of primary importance for obtaining competitive and reliable commercial varieties.


MSX101034 F1*
- Early maturing hybrid
- Round uniform bulbs with good sizing ability
- It combine earliness and good solid content %, 4 months storage

MSX 18117 F1*
- Medium maturity cycle, 115 days
- Great sizing uniformity and extremely dark skin color
- High yield combined with medium long term storage

Ramona
- Late maturing variety with dark bronzed skin
- Hard bulbs with high soilid content %
- Suitable for mechanical harvest and long storage

MSX 57148 F1*
- Medium late maturity, 125 days
- Very uniform round bulbs with high % single center, dark bronze skin color
- Thin neck, erect and healthy leaves
- High solid content, perfect for mechanical harvets and long term sorage 9-10 months

Darkstone F1
- Late maturing hybrid, 130 days
- Very dark bronze color with 3-4 tight skin layers
- Great uniformity and sizing ability, vigorous plant and root system
- For mechanical harvest, long term storage 9-10 months

Albachiara
- Early maturing variety 95-100 days
- It makes colossal bulbs, uniform shape and bright skin color
- Medium term storage

Primo Blanco
- Medium late maturity 120-125 days
- Nice bright white color
- Uniform bulb with big sizing ability
- Medium long term storage

Biancaneve
- Medium late maturity, 120 days
- Thick skin layers on intense white color, hard bulbs with high solid content %
- Long term stiorage

MSX 18103 F1*
- Medium late maturity
- Uniform round bulb with thick and tight skin layers
- Good yielder and great bulb quality
- It hold well an intense white color

ROJO DURO F1
- Medium late maturity, 125 days
- Very dark red color, tight skin layers
- Hard bulb for long term storage
- Suitable for mechanical harvest, red marked internal rings

MSX 88083 F1*
- Medium late maturing hybrid
- Exceptional uniform spherical bulbs
- Intense dark red skin color with tight layers, red marked rings
- High single center %, vigorous leaf and root system

Ramata Rossa di Milano
- Attractice semi-elongated pink bulbs
- It combine nice taste and long storage ability


Top Spring F1
- Extra early hybrid
- Uniform bulbs with thin neck, mild taste
- Suitable both for bulb and bunching production

Top Star F1
- Medium early maturity
- Uniform bulbs with great yield potential
- Medium to short term storage

Albatros
- Late maturity
- Medium sized bulbs, suitable for mechanical harvest
- Medium term stiorage

Bianca di Maggio sel Fuentes
- Round bulbs of bright white color
- Medium maturity cycle
- Big sizing ability, suitable for short term storage

Primula Rossa
- Medium early maturity
- Intense red bulb color, good productivity
- Nice red marked rings
Long day onion
Variety |
segment/remarks |
Cycle |
skin color |
skin coverage (A) |
bulb consistency (B) |
storability (C) |
Productivity (D) |
pungency level (E) |
MSX101034 F1 |
early |
very early |
bright bronze |
6 |
7 |
7 |
8 |
3 |
MSX101005 F1 |
early storage |
early |
bronze |
8 |
8 |
8 |
8 |
5 |
MSX18117 F1 |
spanish storage |
medium |
very dark bronze |
8 |
8 |
8 |
9 |
6 |
MSX101098 F1 |
spanish storage |
medium |
bronze |
7 |
8 |
8 |
9 |
6 |
GOLD STAR |
spanish |
medium late |
bronze |
7 |
7 |
7 |
9 |
5 |
MSX57148 F1 |
storage |
meduim late |
dark bronze |
8 |
9 |
9 |
8 |
6 |
DARKSTONE F1 |
storage |
medium late |
very dark bronze |
9 |
9 |
9 |
8 |
6 |
RAMONA |
storage |
late |
dark bronze |
8 |
8 |
8 |
7 |
6 |
ALBACHIARA |
early |
bright white |
7 |
7 |
7 |
9 |
6 |
|
BIANCANEVE |
medium |
deep white |
7 |
8 |
7 |
8 |
7 |
|
MSX18103 F1 |
medium |
deep white |
8 |
8 |
8 |
9 |
7 |
|
PRIMO BLANCO F1 |
medium late |
bright white |
9 |
7 |
8 |
8 |
7 |
|
MSX88083 F1 |
medium late |
dark purple |
9 |
8 |
9 |
8 |
5 |
|
ROJO DURO |
medium late |
very dark purple |
8 |
8 |
8 |
7 |
5 |
|
RAMATA ROSSA DI MILANO |
medium late |
copper red |
7 |
8 |
7 |
7 |
3 |
Onion short day overwintering
Variety |
segment/remarks |
Cycle |
skin color |
skin coverage (A) |
bulb consistency (B) |
storability (C) |
Productivity (D) |
pungency level (E) |
TOP SPRING F1 |
extra precoce |
golden |
6 |
5 |
5 |
9 |
1 |
|
TOP STAR F1 |
precoce |
golden |
6 |
6 |
6 |
8 |
2 |
|
VENERE |
medio |
brown |
6 |
6 |
6 |
7 |
2 |
|
ALBATROS |
medio tardivo |
brown |
7 |
6 |
7 |
7 |
3 |
|
BIANCA DI MAGGIO |
medio precoce |
brigh white |
6 |
6 |
5 |
8 |
4 |
|
PRIMULA ROSSA |
suitable also for latitude below 35° |
precoce |
deep red |
7 |
6 |
7 |
7 |
4 |