blackberry Variety
Juhas
Overview
New spinefree primocane blackberry
Breeder: NIWA
Juhas is a spinefree primocane blackberry with high soluble solids and strong firmness, offering both primocane and floricane production windows under protected (tunnel) systems.
Juhas Key Features
Size
Average fruit weight 7.1 g
Colour
Black berries
Flavour
SSC 14.5% Brix; acidity 1.0; ‘tastiness’ 14.1
Use
Suitable for fresh market production, especially under tunnel and pot systems. Excellent firmness and taste profile
Comparative results
Compare key commercial characteristics across our blackberry genetics, including chill type, yield performance, fruit firmness, flavour profile, and market suitability. Use the dropdown below to select a trait and compare performance across our blackberry varieties.
Chill Requirement
Juhas
400–800 hours
Prime-Ark 45®
300 hours
Maryna
400–800 hours
Growth Habit
Juhas
Spinefree; primocane-fruiting (tunnel pot production referenced for Polish climate)
Prime-Ark 45®
Erect canes; thorny; well displayed berries for easy picking
Maryna
Spinefree; primocane-fruiting (tunnel pot production referenced for Polish climate)
Seasonality
Juhas
In Polish climate (pot production under tunnels): ~12 July (floricanes) and ~1 September (primocanes)
Prime-Ark 45®
Primocane crop late summer–autumn; can also be double-cropped for late spring/early summer floricane production
Maryna
In Polish climate (pot production under tunnels): ~30 June (floricanes) and ~2 September (primocanes)
Yield
Juhas
Primocane yield 0.6 kg/cane; floricane yield 0.4 kg/cane (Polish tunnel pot production)
Prime-Ark 45®
High yielding; yield potential 28 t/ha (comparative results)
Maryna
Primocane yield 0.5 kg/cane; floricane yield 1.1 kg/cane (Polish tunnel pot production)
Fruit Size
Juhas
Average fruit weight 7.1 g
Prime-Ark 45®
Medium to large (berry weight 7.9 g in comparative results)
Maryna
Average fruit weight 7.1 g
Fruit Colour
Juhas
Black
Prime-Ark 45®
Glossy black finish; elongated to blocky berries
Maryna
Black
Firmness
Juhas
4.5 (1–5 scale)
Prime-Ark 45®
Very firm; described as the firmest fruit compared with other primocanes (berry firmness 8.1 in comparative results)
Maryna
4.5 (1–5 scale)
Flavour
Juhas
SSC 14.5% Brix; acidity 1.0; ‘tastiness’ 14.1
Prime-Ark 45®
Very sweet and juicy; good flavour (11.0% soluble solids/Brix in comparative results)
Maryna
SSC 13.0% Brix; acidity 1.25; ‘tastiness’ 10.40
Shelf Life
Juhas
high quality and post-harvest durability
Prime-Ark 45®
Excellent post-harvest characteristics with very good shipping potential
Maryna
The fruit has a long shelf life, with good post-harvest quality.
Use
Juhas
Suitable for fresh market production, especially under tunnel and pot systems. Excellent firmness and taste profile.
Prime-Ark 45®
Fresh market; also adapted to processed fruit market
Maryna
Suitable for fresh markets with excellent firmness and post-harvest durability, making it ideal for long-distance shipping.
Juhas Enquiry
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