北达科他州最好的覆盆子品种
树莓是一种很受欢迎的水果,在北达科他州很容易种植. 种植夏季和秋季的作物来延长你的收成.
夏季产的品种最受欢迎. 他们在第二年的甘蔗上结出果实,收获后将其修剪掉.
秋天结出果实的类型在他们第一年的藤条上. 只选择早熟的秋实品种. 你可以在4月份割下藤条,以获得结实的秋季收成,或者让藤条在夏季生长并结果.
树莓被确定生长在树篱或山上. 如果是灌木篱笆墙,将藤条间隔2英尺,每行间隔6到8英尺. 每年冬天修剪成细细的枝条,使其间隔3到4英寸. 如果是丘陵,每个方向间隔4到6英尺. 在冬天修剪,让每座山上有6到8根甘蔗.
紫树莓藤在30英寸高时被修剪,以鼓励侧枝生长,这些侧枝在冬天被修剪回18英寸长.
棚架将使种植更容易管理,特别是更旺盛的紫色类型.
Spotted wing drosophila 已经成为树莓的主要害虫.
除非另有说明,下列品种耐3区:
CULTIVAR |
DESCRIPTION |
Prelude |
Earliest raspberry. Good-quality fruits. 秋天也结一些浆果. Zone 4 only. |
Boyne |
多产和非常耐寒. 中等甜的浆果适合冷冻和甜点. Ripens in mid-July. From Manitoba. |
Killarney |
Large, bright red fruit. Excellent flavor and aroma. Good yields. Sturdy canes. |
Latham |
The standard red raspberry. 非常可靠的鲜红色水果生产商. Good quality. Very hardy. |
Nova |
结实的鲜红色果实产量高. 藤条健壮,直立,几乎无刺. Heat tolerant. From Nova Scotia. |
Jewel |
Hardiest black raspberry. 高的,多产的,有活力的藤蔓产生有光泽的黑色果实. Good flavor. Trellising is suggested. From New York. Zone 4 only. |
Encore |
Late-season summer raspberry. 大而粘连的水果,味道好. 结实直立的手杖几乎没有刺. Zone 4 only. |
Royalty |
在夏末,带刺的藤蔓会结出紫色的大浆果. 非常适合冷冻和果酱. Use trellis. Zone 4 only. From New York. |
Polana |
Earliest fall-bearing type. 甘蔗非常耐寒,能结出令人印象深刻的有光泽的红色浆果. Ripens in August. From Poland. |
Autumn Britten |
Improved fall-bearing type. 结实的大浆果产量高. Bright red. Good flavor. 藤条粗壮,很少有刺. Ripens in early September. Zone 4 only. |
Anne |
大而美味的黄色覆盆子. 大而淡黄色的浆果在晚秋成熟. Very sweet. Zone 4 only. |
Source: Tom Kalb and Kathy Wiederholt of North Dakota State University Extension; Charles Elhard and Jamie Good of North Dakota Department of Agriculture. Reviewed 2019. 在北达科他州开社区果园. Photo courtesy of Marko Kivela.