Navaho blackberry variety
First worldwide-known erect, self-fruitful, completely thornless blackberry cultivar
Rubus subgenus Rubus Watson 'Navaho'
Originated from a cross of A-583 x A-631
Variety denomination - 'Navaho', tested as A-1172
Plants are thornless
Bushes have erect canes
Fruit weight is 6 g
Berries have a conical shape
Fruiting habit - floricane fruiting (summer-bearing)
Flowering on floricanes starts in the second week of May
Ripening date (regular) - second week of July
Productivity is 12 kg per plant
Soluble solids - 11.2%
Acidity - 1.14%
Cold hardiness is moderate
Heat tolerance is moderate
Patent Plant 6,679 dated March 19, 1989
Current status - obsolete or rarely used
Recommended replacement - Ouachita
Country of origin - United States
Agawam Amanda Anastasia Wyeberry Apache Arapaho Babycakes Bailey Big Daddy Black Butte Black Diamond Black Gem Black Jack Black Magic Black Pearl Black Satin Blakely Boysenberry Brazos Caddo Chesapeake Chester Thornless Cheyenne Chickasaw Chief Joseph Choctaw Clark Gold Columbia Giant Columbia Star Columbia Sunrise COX's miracle berry Danna Douglass Doyle's Thornless Eclipse Evergreen Thornless Galaxy Hall’s Beauty Heaven Can Wait Hedrick HJ-6 HJ-7 Hull Thornless Illiny Hardy Kelly Kiowa Kotata Loganberry Lucretia Marion Mary Carmen Metolius MM01 Natchez Navaho Nettleton Creamy White Newberry Nightfall Obsidian Onyx Osage Ouachita Ponca Prime-Ark 45 Prime-Ark Freedom Prime-Ark Horizon Prime-Ark Traveler Prime-Jan Prime-Jim Reuben Schultz Shawnee Siskiyou Smoothstem Sweetie Pie Thornfree Triple Crown Twilight Von Waldo Wild Treasure Willamette Thornless Marion
Bushes have clusters of pinkish-white, rose-like flowers, which give way to a heavy crop of large, blue-black, juicy-sweet blackberries over a harvest season from July to October.
Berries are medium-sized, very solid and very aromatic. Average fruit's weight is about 5-7 g. Fruit's number is very large. Color is deep black. Berries are firm and excellent for fresh market.
Navaho is extremely robust cultivar - good winter-hardy up to minus 26 C, easy tolerates drought, winter wind and frost. Navaho cultivar is very resistant to diseases and trouble free. Navaho doesn't require shelter for winter, exclude cold northern regions. Today Navaho is a family of varieties - Navaho Original, Navaho Big and Easy, Navaho Big and Early, Navaho Summerlong.
Is blackberry Navaho sweet?
How to cultivate blackberry Navaho?
1. Include annual preemergence and postemergence herbicide applications;
2. Include annual spring nitrogen fertilization (about 56 kg/ha) using ammonium nitrate NH4NO3;
3. Summer tipping of primocanes at 1.1 m;
4. Sprinkler irrigation apply as needed;
5. Use dormant pruning;
6. A single application of liquid lime sulfur (94 L/ha) each spring at budbreak for control of anthracnose;
7. A single application of liquid ferrous sulphate each fall after the plants have gone into chill period;
8. Plant spacing at least 0.6 m.