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Variety traits

Orange vigor

Citrus sinensis (L.) Osbeck

A biological indicator for orange trees that determines tree habit and its response to growing conditions. It depends on the scion genotype and rootstock type, directly influencing planting density and crown management strategy.

In the reference 15 varieties crop Sweet orange, where this is mentioned in the description.

Orange vigor is assessed by plant height, which reaches 4–12 meters under natural conditions, as well as by trunk diameter and shoot growth rate. Tree growth occurs in flushes, typically with 2–3 vegetative periods per year, evaluated by both total growth length and the number of shoots.

This trait is a manageable parameter: the use of vigorous rootstocks contributes to increased height, while clonal rootstocks, such as Poncirus trifoliata, allow the tree to be classified as dwarf. Large trees require increased spacing and intensive pruning to maintain productivity and crown light penetration.

Excessive vigor can delay the onset of fruiting. In agronomic practice, to regulate the balance between vegetative development and generative processes, branch bending is used to limit excessive growth energy and stimulate flower bud formation.

General information about the subject — on the page Vigor.

Sources8

Varieties of Sweet orange mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

ARCCIT2007

Application submitted

Citrus sinensis (L.) Osbeck · Sweet orange

Agricultural Research Council (ARC)

ES
3 records

CADENERA

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
4 records

FISHER

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
5 records

SANGUINELLI

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
5 records

ENTREFINA

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
2 records

IPPOLITO

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
2 records

SUCREÑA

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
2 records

COMUNA

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
2 records

DOBLEFINA

Active

Citrus sinensis (L.) Osbeck · Sweet orange

ES
2 records

MIDKNIGHT

Active

Citrus sinensis (L.) Osbeck · Sweet orange

3 records

Navel M7

Active

Citrus sinensis (L.) Osbeck · Sweet orange

CHISLETT INVESTMENTS PTY LTD

1 record

Vacarro

Active

Citrus sinensis (L.) Osbeck · Sweet orange

INCONNU (FR)

FR
1 record

JAFFA

Active

Citrus sinensis (L.) Osbeck · Sweet orange

1 record

GILLETTE

Active

Citrus sinensis (L.) Osbeck · Sweet orange

1 record

NAVEL FISCHER

Active

Citrus sinensis (L.) Osbeck · Sweet orange

1 record