Cynara scolymus 'Purple'

Family: Asteraceae Vegetable

Velvety, deep violet buds unfurl with a regal, slightly smoky sweetness and a tender heart that feels luxuriously plush between the fingers.

“Purple” forms sturdy, architectural plants that reward patience with large, well-filled heads—ideal for roasting until the outer bracts turn delightfully caramel-browned, and for showcasing in elegant sauces and preserves. Grow it for bold color in the garden and a centerpiece-worthy harvest at about 90 days from sowing to maturity.

Light: Full SunMaturity: 90 DaysHabit: Upright

Botanical illustration of Cynara scolymus 'Purple'

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	None
Planting Depth	Normal
Germination Temp (°F)	75
Min Soil Temp (°F)	50
Min Night Temp (°F)	40
Harden Off (days)	7

Culinary Notes

Chef's Note

These artichokes lean into a regal, smoky-sweet profile with a gentle nutty heart and a controlled herbal bitterness—great for eating with melted butter and lemon, not just hiding in a sauce. Roasting is where they earn their keep: the outer bracts crisp at the edges while the heart stays luxuriously tender.

Best Uses

roast whole until bracts caramel-brown and the heart turns tender
braise or steam for briny-lemony dipping butter
blend into a silky puree for creamy pasta sauce or gratin

Flavor Profile

slightly smoky sweetness velvety, plush bracts nutty, earthy heart clean herbal bitterness

Kitchen Pairings

lemon garlic parmesan brown butter olive oil white wine

Frequently Asked Questions

What pest or disease most commonly affects Cynara scolymus (artichoke), and how do I treat it?

Artichokes commonly suffer from powdery mildew, showing as a white, dusty coating on leaves in warm, humid weather. Improve airflow by spacing plants and removing heavily infected leaves, then spray with a labeled fungicide (often sulfur or potassium bicarbonate for home gardens) and avoid overhead watering. If crowns become waterlogged, also reduce irrigation to prevent related rots that can follow mildew-prone stress.

How often should I water Cynara scolymus during the main growing phase?

During active growth (roughly from when plants establish until harvest), keep soil evenly moist but not soggy—aim for about 1–2 inches of water per week depending on heat and rainfall. Water deeply when the top 1 inch of soil dries out, and use mulch to limit fluctuations, because drought stress can reduce head size and quality. Avoid frequent light watering that keeps the surface wet while the root zone stays poorly oxygenated.

How can I tell when Cynara scolymus ‘Purple’ is ready to harvest?

Harvest when the edible flower heads reach full size and the bracts are still tight and compact—buds should feel firm and heavy, not loose. Cut heads once the outer bracts have developed their typical purple color and before the choke (the fuzzy inner center) begins to open. If you see bracts starting to separate or the head loosening, it’s passing peak quality.