| > Chestnut trees > plants produced from grafts onto resistant stocks |
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| BOURNETTE |
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| Clone examined: |
CA 112 |
| Origin: |
Natural hybrid of C. Crenata and C. Sativa, originating from Ardèche |
Recommended
cultivation area: |
South-West up to 400 m altitude, Brittany Region, Isère, not greatly tested in South-East. |
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| Tree |
| Specific features: |
Very fruitful tree with attractive fruit. |
| Stocks: |
Must be grafted onto ink-resistant stocks. |
| Vigour: |
Average. |
| Bearing: |
Round-shaped. |
| Fruiting: |
Quite quick – 2 to 3 years. |
| Budding: |
Early – sensitive to frost but can produce from secondary buds that appear less early. |
| Productivity: |
Good. |
| Diseases: |
Resistant to leaf-rust, slightly sensitive in zone 3. |
| Male flowers: |
Long-staminate, very abundant pollen but with low fertility. |
| Pollinating agents: |
All long-staminate C. Sativa + CA 75 recommended. |
| Flowering period: |
Male flowers 19 June – 2 July, female flowers 30 June – 10 July. |
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| Fruit |
| Form: |
Elliptical, short |
| Colour: |
Very pale chestnut that quickly darkens |
| Size: |
Large to very large, varies according to nourishment levels |
| Dividing: |
Less than 5% |
| Maturity period: |
Half-early, fruit falls out of husk |
| Natural preservation: |
Average |
Suitability for
mechanical peeling: |
Average |
Behaviour when
transformed: |
Quite good for canning, not tested for confectionery |
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| General assessment |
| Fruit highly valued on the fresh market. One of the most productive of current varieties, with good plasticity in adaptation. |
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