Autumn 2025 / Winter 2026 seasonWe still have plenty of trees left for the winter planting season, but it is best to order ASAP.
Keepers NurseryThe UK's largest range of fruit trees
Tel. 01622 326465
Improved Fertility
An improved and partially self-fertile sport of Fertility pear.
Origin: Essex UK,
Pollination: Improved Fertility is partially self-fertile and would produce some crop without a pollinator but would benefit considerably from a pollinator.Find pollination partners >
British-grown 
All our bare-root trees are personally hand-grafted by our Nursery Manager and grown on at our nursery in Kent. We have Defra and Plant Healthy certification.
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History and description of Improved Fertility
Improved Fertility is an improved sport of Fertility found at Seabrooks Nursery. Unlike the parent which is a diploid and self-sterile Improved Fertility is a tetraploid and partially self-fertile.Characteristics of Improved Fertility pear trees
| Use | Dessert |
| Colour | |
| Flavour | |
| Fruit size | Small |
| Picking time | Late Sep |
| Season of use | Sep-Oct |
| Tree vigour | Moderate |
| Tree habit | Upright |
| Fruit-bearing | Spur-bearer |
| Cropping | Heavy |
| Disease resistance | Scab - Resistant |
| Suitable for | Northern Britain |
| Pollination date | 20 |
| Pollination group | D |
| Self-fertility | Partially self-fertile |
| Pollinators | Pollination partners |
| Parentage | Fertility |
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