Triple Crown Blackberry (Rubus fruticosus ‘Triple Crown’)

Sun Needs:

• Full sun (6–8 hours daily)
• Tolerates part shade but yields best in full sun

Bloom Time:

• Late spring to early summer
• Fruit ripens from mid-July through August

Size:

Height: 3 to 5 feet tall
Width: 3 to 5 feet wide. Canes can grow 12 to 15 feet long; benefits from trellising.

Attributes:

• Thornless canes for easy harvesting
• Large, sweet, firm blackberries
• Extended harvest season
• Hardy in USDA zones 5–8
• Vigorous and disease-resistant
• Biennial canes with perennial roots (fruit on second-year canes)

Care Tips:

• Plant in well-drained, loamy soil with pH 5.5–7.0
• Space plants 3–5 feet apart in rows 8–10 feet apart
• Water deeply, especially during fruiting (1–2 inches per week)
• Mulch to retain moisture and suppress weeds
• Prune in late winter: remove old fruiting canes and tip-prune new ones
• Train on a trellis to support heavy canes and improve airflow