Purple

Family: Solanaceae Fruit Vegetable

Velvety purple tomatillos drape themselves in papery husks, ripening to a rich, wine-dark glow that feels almost luminous against the garden’s green.

The fruit offers a bright, tangy snap with a lightly sweet undertone, and its firm, juicy texture is ideal for bold sauces and roasting where its color deepens and its flavor rings true. Grow Purple for standout market appeal—each husk becomes a little lantern of flavor at peak ripeness.

Light: Full SunMaturity: 75 DaysHabit: Indeterminate

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

Crop Dates

Milestone	Date
Start Indoors	Mar 7th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Jun 20th
Harvest Begins	Sep 3rd
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	75
Sun Requirements	Full Sun
Growth Habit	Indeterminate
Support Needed	Stake
Planting Depth	Normal
Germination Temp (°F)	75
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	9

Culinary Notes

Chef's Note

Purple tomatillos bring a clean, electric tang with a firmer bite than softer relatives, so they hold shape in roasting and don’t collapse into sour-soup in salsa. Use their husky, wine-dark brightness to power salsa verde or braise sauces that need acidity and color that really shows up on the plate.

Best Uses

roasting for caramelized edges and deeper color
blitzing into a tart salsa verde that stays punchy
simmering into a quick braise sauce for chicken or pork
chunking onto tacos where it keeps texture, not mush

Flavor Profile

bright, tangy tomatillo bite lightly sweet, wine-like undertone firm, juicy flesh with a crisp snap

Kitchen Pairings

cilantro lime juice jalapeño smoked chicken pork carnitas cotija cheese

Frequently Asked Questions

What pest or disease commonly affects Physalis philadelphica (tomatillo-like purple ground cherry), and how do I control it?

In Physalis philadelphica, early blight and leaf spot are common, especially when leaves stay wet. Water at the base and space plants for airflow, then remove and discard spotted leaves; if it keeps spreading, spray a labeled copper fungicide every 7–10 days until new growth is clean.

How often should I water Physalis philadelphica during the main growing phase?

During active growth and fruiting (roughly the first 6–8 weeks after establishment), keep soil evenly moist but not soggy—aim for about 1 inch (2.5 cm) of water per week total, adjusting for heat and rainfall. Let the top 1–2 inches of soil dry slightly between waterings to prevent root stress and leaf disease, then water thoroughly.

How can I tell when Physalis philadelphica is ready to harvest?

Harvest when the papery husk turns from green to tan/brown and the berry beneath fills out and colors according to the fruit skin (typically yellow to purple depending on plant and exposure). Lightly tug the fruit—ripe ones release easily from the plant; fruit left in husks can be kept a bit longer, but check frequently as husks can trap excess moisture in humid weather.