Plum (Prunus domestica) LIISU

Plum (Prunus domestica) 'Liisu'

A highly productive Estonian variety with large, early fruits.

'Liisu' is a high-quality Estonian plum variety, prized especially for its high productivity and early ripening. The fruits are large, egg-shaped oval, and an attractive reddish-purple color. The flesh is yellow, juicy, and has a pleasant, harmonious sweet-tart taste. The stone separates easily from the flesh, which facilitates both consumption and processing. The variety has good frost hardiness and is recommended in Estonia for both commercial and home gardens, confirming its quality and reliability.

Main advantages of the variety:

• Early ripening: The fruits ripen at the beginning of August.
• High productivity and large fruits.
• Easily separable stone.
• Harmonious sweet-tart taste.
• Good frost hardiness.

Origin and Registration

• Country of origin: Estonia
• Breeders: Arthur Jaama and Eevi Jaama
• Cross: ‘Liivi kollane munaploom’ × ‘Suhkruploom’
• Year of registration: 2004

Variety Characteristics

Tree

Growth is medium and upright. The variety is not self-fertile and requires another plum variety nearby for pollination, such as ‘Ance’, ‘Adelyn’, ‘Julius’, or ‘Victoria’.

Fruit

• Size and shape: Large, egg-shaped oval.
• Color: Reddish-purple.
• Flesh: Yellow, medium-dense, juicy.
• Taste: Harmonious, sweet-tart.
• Stone: Easily separable from the flesh.

Resistance and Requirements

• Frost hardiness: Good.
• Disease resistance: Medium.

Growing Recommendations

• Suitability: It is included in the recommended assortment for both commercial and home gardens.

Harvest and Storage

• Harvest time: Early, in the first week of August.
• Productivity: High.