Ponca Sweet-Ark (Dulce-Arca Ponca)
Fecha: 2021-08-18, actualizado: 2023-04-14
Probablemente, Sweet-Ark Ponca es el cultivar de mora más dulce del mundo en la actualidad
Rubus subgenus Rubus Watson 'Ponca'
Derivado del cruce entre A-2406 x A-2253T
Denominación de la variedad 'Ponca', probado como A-2538T
Las plantas son sin espinas
Los arbustos tienen estancado tallos
El peso del fruto es 6 gramo
Las bayas tienen un redondeado forma
Sólidos solubles - 13.4%
Acidez - 0.54%
Hábito de fructificación fructificación florífera (de verano)
La floración en los floricanes comienza en el primera semana del mes de Mayo
Fecha de maduración (regular) - tercera semana del mes de Junio
La productividad es 5 kg por planta
La rusticidad al frío es bueno
País de origen Estados Unidos
La patente US PP33,330 P2 con fecha Agosto 08, 2021
Situación actual - moderno o muy utilizado
Ponca (Sweet-Ark Ponca) ofrece lo mejor del sabor de uno de los programas públicos de mejora de moras más importantes del mundo. Ponca fue seleccionada por John R. Clark, y este cultivar es la vigésima zarzamora del programa de cultivo de frutas de la Estación Experimental Agrícola de Arkansas.
Ponca es un cultivar de zarzamora sin espinas de tamaño medio y con frutos florales. Los arbustos son moderadamente vigorosos y muy prolíficos. Las plantas son de baja altura, alrededor de 1,5 m cuando se inclinan adecuadamente. Los primocanes y floricanes tienen un hábito de crecimiento erecto. Las bayas y los racimos de flores son medianamente grandes, cimosos, y nacen sobre todo en la periferia de la copa de la planta, lo que facilita el acceso a la cosecha.
Los sarmientos se pueden colocar en un seto autoportante, aunque es conveniente utilizar una espaldera con alambres de soporte para evitar que los sarmientos se caigan debido al viento o a la gran carga de fruta. El periodo de floración del cultivar Ponca comienza en la última semana de abril. La fertilidad de las flores es alta y los racimos están bien llenos. Las flores son grandes (de unos 40 mm de diámetro) y de color blanco. Las bayas maduran en la primera semana de junio. El periodo medio de fructificación de los floricanes es de 55 días. La producción de frutos en los floricanes es de una media de 5,8 kg por planta. El peso medio de las bayas es de unos 6 g, ligeramente mayor que el de Osage y casi igual que el de Caddo. El fruto es redondo, ligeramente oblongo y brillante con un acabado negro uniforme. El tamaño se mantiene bien durante toda la temporada de cosecha. El cultivar Ponca presenta una excelente fertilidad de la fruta con un completo cuajado de drupas.
El sabor de la fruta fresca es muy bueno y es un atributo notable del cultivar y es comparable a Osage y Caddo. Se observó un sabor consistente en repetidas observaciones de la fruta de este cultivar a lo largo de los años de evaluación, incluso después de eventos de lluvia que pueden reducir el sabor y la calidad general de la fruta. El sabor es dulce y subácido.
El potencial de almacenamiento de la fruta fresca del nuevo cultivar es bueno y en general comparable al de Osage y Caddo, las bayas son muy firmes.
Ponca es resistente a las enfermedades. Las plantas y los frutos no han mostrado evidencia de antracnosis ni de susceptibilidad a la roya naranja. Las plantas han mostrado una ligera susceptibilidad a la roya de la caña y de la hoja.
La resistencia al invierno ha sido comparable a la de Ouachita y ha mostrado muy pocos daños hasta un mínimo de 17 С bajo cero.
¿Cómo cultivar la mora Ponca Sweet-Ark (Dulce-Arca Ponca)?
2. Summer tipping of primocanes at 1.1 m;
3. Use a hedgerow training system including a trellis;
4. A single application of liquid lime sulfur (94 L/ha) each spring at budbreak for control of anthracnose;
5. Use insecticides for spotted-wing drosophila control during the harvest season;
6. Plant spacing at least 0.6 m.
Documentos relevantes
Reseñas de la variedad Ponca Sweet-Ark (Dulce-Arca Ponca)
การทดลองปลูกแบล็คเบอร์รี่ไร้หนามด้วยต้นเพาะเนื้อเยื่อ (พันธุ์ ponca) และการทำค้างให้ต้น Blackberry
Growing Tissue Culture Ponca Blackberry Thonless
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Take a trip with me to Bob Wells Nursery at Sorelle Farms to get some new PONCA blackberries!
I think this is going to be a great new variety for the Homesteader/Backyard Gardener.
Ponca ripens early. It's very near Natchez season, one of our earliest varieties, and so it'll get into the market in the early season. Ponca's characteristics include: a berry size of about seven grams, which is comparable to Ouachita, a very important Arkansas variety, and larger than Osage, one of our most popular high flavored varieties. The berry chemistry is one of the best I've seen for a blackberry. Anywhere from 10 to 13 percent average soluble solids for the season, the sweetest one we've released. It has a sub-acid flavor which always complements the sweetness, and it has a tremendous aromatic profile.
The storage of Ponca is very good. It retains its black color very good with very limited reversion or reddening of the cells in storage. It maintains its shiny appearance, that sweetness carries through on flavor. I think for a storage berry and for shipping, it has great potential. And for local markets, your customers are going to come back and ask for Ponca.
Yield is very important in our blackberry breeding program because we want to have productive plants year in and year out. The yield for Ponca is approximately 15 to 20 thousand pounds per acre in our test plots, and is equal to that of Ouachita and Osage, two of our successful varieties that have been stable yield plants in the commercial market.
Ponca has a couple of unique plant characteristics that are new to our blackberry variety profile, and that includes the ability to produce the primary crop which ripens early very similar to Natchez in season, and the secondary crop which ripens anywhere from 14 to 20 days later. When we have a frost, we have a little bit of recovery crop potential because these buds break a little later. A unique aspect of Ponca is its plant type. It has a shortened internodes, and that's the space between leaves and shoots and flower clusters, and it allows a more compact type plant. This is the fruiting area which is about shoulder heigh to slightly lower, where the canes have been tipped to train them the prior year. However the primocanes on Ponca emerge above the fruiting canopy later, which is an added benefit in that tipping is not required early or during harvest in our trials, and it also allows the tipping to be done after harvest. This is a labor saving technique and reduces some management costs, which probably will be beneficial to growers of commercial blackberries.
In the berry category, blackberries have the greatest growth potential, and the only thing holding back is marketing and better varieties. Often times people say, "I don't like blackberries because they're tart or sour." Ponca is sweet. Berry to berry to berry consistency is better than any blackberry I've ever experienced. Give Ponca a try. I think it can expand your blackberry sales, and put smiles on customer faces.
We planted 1/4 acre of Ponca this fall. We are somewhat cautious since the new variety produces a small secondary crop and requires a different management technique when toping the canes. I suspect it’s going to be an excellent addition or terrible.
Placed the new Ponca side by side with Caddo, Ouachita and Von in a new field. Von ripens at the same time as Navaho. Since its a NCSU variety it has been tested a lot in my area. Brix, yield and flavor has been described as about the same as the Arkansas berries. It has better resistance to orange rust than Navaho.
Still have about an acre of Natchez, Ouchata and Navaho in the old field. I like the Navaho fruit a lot but the plants are consumed with orange rust and will be removed. These plants are 12 or more years old and we have noticed some decline in vigor and plant survival over time.