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| Variety/Cultivar | Fruit Type | Fruit Description | Production Notes | Disease Susceptibility |
|---|---|---|---|---|
| Reliable | Apricot | |||
| Reliable | Apricot | Orange skin, firm flesh, not very juicy and slightly stringy. | Apricots need frost protection, particularly at blossom time. Regular cropper. | Apricots are generally susceptible to blossom blight. |
| Reliance | Peach | Grows in zones 4-8 | ||
| Ribston Pippin | Apple | The fruit is medium sized and roundish, with an orange/red blush and a stripe over a yellow background. The flesh is cream coloured, crisp, sweet, aromatic - "one of the richest flavoured apples". | Fruit keeps reasonably well, and some people think the flavour is at its best when the fruit has been off the tree for a few weeks.. Trees are quite upright, with a spreading habit, and moderate vigour. Spur-bearing. | Very resistant to black spot (apple scab) |
| Rich May | Peach | Red skin with a light stripe, yellow flesh, good flavour, clingstone. | ||
| Rival | Apricot | Medium to large, oval fruit, bright orange with very red blush. Flesh is deep orange, firm and sweet. Freestone. | Apricots need frost protection, particularly at blossom time. A very versatile, reliable apricot, highly recommended for the home garden. Reliable cropper. | Apricots are generally susceptible to blossom blight, but Rival are not particularly susceptible to disease. |
| Rob's Yellow Peach | Peach | Large, freestone yellow peach. Skin is red all over with a yellow background colour, flesh is yellow, melting, sweet with reasonably good flavour. | All peaches and nectarines are vulnerable to Brown rot in wet conditions. | |
| Robe de Sergeant Prune | Plum | Robe de Sergeant is a very sweet and juicy prune plum. Fruit is medium-sized, roundish oval with deep purple to blackish colour and a thick grey bloom. The flesh is freestone, greenish-yellow. | The tree's habit is naturally upright, small, and productive with willowing branches. | |
| Rogue Red | Pear | Pyrus communis (European pear) | ||
| Rome Beauty | Apple | Fruit is medium-large, flushed red, and striped. Flavour is subacid, flesh tends to be soft. | Tip bearing (some sources say spur bearing so may be both). Will grow in USDA zones 4 to 8. Tree is moderately vigorous, spreading and has a willowy habit. | Moderately susceptible to black spot (apple scab), powdery mildew, and cedar apple rust |
| Ron's Seedling | Cherry | Medium to large, short stems, dark red cherry, good flavour. | Very fast to pick due to short stems. Excellent, reliable cherry. | |
| Rose Zee | Plum | Japanese, medium, flattish plum, red skin with yellow flesh. Good flavour, clingstone. | ||
| Rouge de Rivesaltes | Apricot | Large, roundish and flat. Light orange with slightly mottled skin, firm flesh, sweet. Freestone with a large cavity around the stone. | Shows some resistance to frost. Productive, a sudden drop in temp pre-harvest can cause fruit to drop. | Apricots are generally susceptible to blossom blight. |
| Roundway Magnum Bonnum | Apple | Fruit is large, flushed and striped, crisp, with a sweet flavour that is aromatic and pear-like. | The trees are spreading. | |
| Royal Gem | Peach | Medium to large, dark red skn, yellow flesh with some red marbling. Very firm and juicy, semi-clingstone. | In some climate conditions the fruit can develop a slight tip. |