ZonePlant
Joan J red raspberry

berry variety in zone 5b

Joan J red raspberry in zone 5b

Joan J · Rubus idaeus

Zone
5b -15°F to -10°F
Growing season
165 days
Chill needed
800 to 1600 below 45°F
Days to harvest
30 to 50

The verdict

Detailed guidance for this section is being prepared. Check back soon.

About Joan J

Sweet, large, dark red berries with rich flavor; fresh eating premium. Spineless everbearing, easy to harvest, productive fall crop.

Critical timing for zone 5b

Detailed guidance for this section is being prepared. Check back soon.

Common challenges in zone 5b

  • Plum curculio
  • Codling moth
  • Cedar-apple rust

Modified care for zone 5b

Detailed guidance for this section is being prepared. Check back soon.

Joan J in adjacent zones

Other red raspberry varieties for zone 5b

Frequently asked questions

+
Will Joan J red raspberry grow in zone 5b?

Yes. Joan J is recommended for USDA zones 5a through 7b, which includes zone 5b.

+
Are there enough chill hours in zone 5b?

Red Raspberry needs 800 to 1600 chill hours. Zone 5b typically meets this range; check local microclimate against historical chill totals to confirm.

Image: "American red raspberry", by Lauren Markewicz, via iNaturalist, licensed under CC-BY Source.

Related