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ARC PR-4 (PR00-01) African Rose - PB 432

Cultivar; ARC PR-4 (PR00-01) African Rose 

Clone Number;  PB 432                                                                                 

Origin; ARC, May 2009

Royalties/ Levies; not enough data

Yield; excellent, 20kg/tree

Fruit use; fresh

Type;  cling stone

Shelf-life; good, 28 days at single and duel temperature regimes

Water requirements; water to a depth of 609mm every 14-21 days 

Sun requirements; 6 to 8 hours per day

Chill hours; 200 to 400

Pruning; prune in early spring or summer on a dry day to prevent water-borne pathogens from infecting your trees. Prune only when absolutely necessary- such as to remove dead branches, diseased sections and to shape the tree in it's initial years. Apply a pruning paint to help seal the cut.

soil requirements; a well-draining soil type with a pH of 6 to 7 is best. Sandy or clay soils must be avoided at all costs.

Soil depth; at least 600mm is recommended

Fertiliser requirements; be careful not to over fertilise young trees. Plums less than 3 years old should be given minimal fertiliser. Trees older than 3 years can be given fertiliser after bud break. 10-10-10 fertilisers and zinc foliar sprays are best.

Pollination requirements; self fertile. 

Successful test-crosses; self fertile

Bloom time; July/August

Harvest time; late November

Vigour;  moderate

Size and shape; semi-spreading

Tree age;  will start fruiting around year 3 to 5.

Average life span;  plums have a short life span in colder regions, but generally live for 15- 25 productive years depending on the rootstock used.

Susceptibility to pests and diseases; normal

General notes; excellent fruit set, and so requires proper fruit thinning. It is best planted in early maturing areas

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