Bristol

Family: Rosaceae Berry fruit

Velvety, inky-black berries of Bristol arrive with a lush, sweet-tart perfume and a delicate, melt-in-the-mouth texture that feels almost satin on the palate.

Each drupelet holds its deep color beautifully, offering a rich, berry-forward flavor that shines in fresh gatherings and becomes especially expressive in preserves, sauces, and desserts. For home gardeners, Bristol is a rewarding 90-day journey to a dark, fragrant harvest—ideal for planting with the confidence of a standout black raspberry.

Light: Full SunMaturity: 90 DaysHabit: Upright

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 24th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	Trellis
Planting Depth	Normal
Germination Temp (°F)	65
Min Soil Temp (°F)	45
Min Night Temp (°F)	35
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

Bristol’s drupelets go silky and almost custardy when eaten fresh, so don’t bury them under heavy sweetness. Use its sweet-tart perfume to steer desserts and sauces—one squeeze of lemon or a little vanilla makes the inky berry character pop.

Best Uses

fresh berries spooned over lightly sweetened yogurt or panna cotta
stirred into jam or preserves for a darker, more aromatic set
quick berry sauce for pancakes, waffles, or roasted pork

Flavor Profile

sweet-tart blackberry-like tang inky, perfumed berry aromatics melt-in-the-mouth velvety druplets

Kitchen Pairings

vanilla lemon dark chocolate whipped cream Greek yogurt balsamic vinegar

Frequently Asked Questions

What pest or disease is most likely on Rubus idaeus (raspberry) in home gardens, and how can I control it?

Raspberry cane blight and spur blight can appear as dark lesions on canes and fruiting laterals, often increasing after wet, humid weather. Prune out and destroy affected canes below the infected area, improve airflow by spacing canes and removing weak growth, and avoid overhead watering. If problems recur yearly, apply a labeled fungicide during early bud stage and again around flowering for raspberries in your area.

How often should I water my raspberry (Rubus idaeus) during the main growing phase?

During active cane growth and while fruit is forming, keep soil evenly moist—about 1 to 1.5 inches of water per week total (rain plus irrigation). Water deeply so moisture reaches the root zone, then let the top 1 inch of soil dry slightly before watering again to prevent shallow rooting and cane stress. In hot spells, check moisture more frequently because raspberries in full sun can dry out quickly.

How do I tell when Rubus idaeus is ready to harvest?

Harvest raspberries when the fruit is fully colored (bright red for most types) and comes off with a gentle tug while leaving the core behind. Fruit ripens over several weeks, so pick every 1–3 days to avoid overripe berries that soften and spoil faster. Aim to harvest in the morning for best texture and flavor, especially if you’re dealing with warm, sunny weather.