Arcadia

Family: Brassicaceae Vegetable

Arcadia broccoli brings a vivid, velvety crown of deep blue-green florets that feel dense and beautifully tight at maturity.

Expect a crisp, succulent bite with a sweet, clean flavor that shines in fresh garden moments and holds its character beautifully for roasting and steaming, as well as for bright sauces and quick pickling-style preparations. Grow Arcadia for dependable 70-day performance and a harvest that rewards careful attention with uniform, showy heads and tender side shoots.

Light: Full SunMaturity: 70 DaysHabit: Rosette

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

Crop Dates

Milestone	Date
Start Indoors	Mar 28th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 4th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	45
Min Soil Temp (°F)	40
Min Night Temp (°F)	30
Harden Off (days)	6

Culinary Notes

Chef's Note

Arcadia’s tight, dense florets taste sweet and stay snappy, so they don’t turn to sulfurous mush when you push heat or time. Treat it like a crown: roast or steam hot-fast, then dress hard—citrus fat and salty umami cling to every crevice, especially on tender side shoots.

Best Uses

high-heat roasting until browned at the edges while keeping centers crisp
quick steam and finish with lemon-butter for a tight, vivid flavor
blanch-then-sauté with olive oil and chile for a fast, glossy coat
bright, quick pickling-style prep for snappy bite and color

Flavor Profile

sweet, clean broccoli flavor crisp, succulent bite dense, velvety florets tender side-shoot texture when cooking gently

Kitchen Pairings

lemon parmesan anchovy olive oil garlic-free chili heat butter

Frequently Asked Questions

Arcadia plants: what should I do if I see powdery mildew on the leaves?

Powdery mildew on Arcadia shows up as a white, floury coating on leaves that can spread quickly in humid weather. Remove and discard the worst affected leaves, then improve airflow by spacing plants properly and avoiding overhead watering. Spray a labeled sulfur or potassium bicarbonate product early in the morning and repeat according to the label, especially if conditions stay damp.

How often should I water Arcadia during the main growing phase to keep the right soil moisture?

During the main growth (roughly weeks 3–8 after germination), keep soil evenly moist but never waterlogged—aim for the top 1 inch to dry slightly between waterings. In most home gardens this is about 1–2 deep waterings per week, increasing to 2–3 during hot, windy spells. Use a finger test: if the soil is dry 1–2 inches down, water thoroughly until moisture reaches the root zone.

How can I tell when Arcadia is ready to harvest at about 70 days?

Arcadia is ready to harvest when the crop reaches full size and the produce shows its mature color and firmness (no longer looks pale or soft). Check the plants around day 70: if you can gently press and it bounces back, it’s mature; if it feels underripe or watery, wait a few more days. Harvest in the morning for best texture and store promptly to maintain quality.