How to Grow Vietnamese Coriander

Persicaria odorata · Zones Data not available

Vietnamese Coriander is a perennial culinary herb, grown for the flavor it brings to the kitchen, ready to harvest about 60 days after planting. Notably, it stands up to deer and grows just as well in a container as in the ground. Its summer flowers are a modest draw for honeybees, even though the harvest is the prize.

Zones

Data not available

pH Range

5.5-7.5

Sun

Part Sun

Days to Maturity

60

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USDA PLANTS DatabaseUSDA PHZM 2023ASPCA

What Vietnamese Coriander is

Vietnamese Coriander grows as a perennial and reaches around a foot and a half at maturity. It blooms pink in summer. It's also deer-resistant and well suited to containers.

How to grow Vietnamese Coriander

Vietnamese Coriander is ready to harvest about 60 days after planting. Vietnamese Coriander does best in part sun — at least 4 hours of direct sun a day — and soil from pH 5.5 to 7.5, on consistently moist ground. It needs around 3,000 growing degree days to mature and a growing season of at least 120 frost-free days, which is why climate matters as much as soil.

USDA Zones

Data not available

USDA PHZM 2023

Soil pH

5.5 - 7.5

USDA PLANTS Database

Sun

Part Sun

plant_species_v5.csv

Drainage

poorly (saturated >50% of year)

plant_species_v5.csv

Days to Maturity

60 days

plant_species_v5.csv

GDD Required

3000+

plant_species_v5.csv

Mature Height

1.5 ft

plant_species_v5.csv

Frost-Free Days

120+

plant_species_v5.csv

  1. Start the season right

    Plant vietnamese coriander in part sun with at least 4 hours of direct sun, once the soil has warmed and frost risk has passed.

  2. Match the soil

    Vietnamese Coriander prefers pH 5.5 to 7.5 (USDA PLANTS Database). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.

  3. Water steadily

    Keep the root zone evenly moist through establishment. Match watering to the plant's drainage preference and your local rainfall.

  4. Harvest at maturity

    Vietnamese Coriander is ready about 60 days after planting (University Extension production guides). Snip sprigs as you need them — regular cutting keeps the foliage tender and slows it bolting to flower.

Good to know

Good news for pet owners — vietnamese coriander isn't known to be toxic to dogs or cats. (Source: ASPCA.)

Vietnamese Coriander offers low value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)

Where Vietnamese Coriander thrives

Whether vietnamese coriander thrives on a given site comes down to its soil pH, drainage, sun, and frost dates — the conditions that vary parcel to parcel.

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See if Vietnamese Coriander will thrive on your land

Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether vietnamese coriander actually takes — we score it against the real conditions at your address.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

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Frequently Asked Questions

Can I grow Vietnamese Coriander in my zone?

Zone data for vietnamese coriander is being finalized. A Growable Ground report checks your parcel's full suitability against federal soil, climate, and zone data.

How long does Vietnamese Coriander take to grow?

Vietnamese Coriander is ready to harvest about 60 days after planting (University Extension production guides). Your local frost dates and soil temperature move that window earlier or later.

When should you plant Vietnamese Coriander?

Most growers plant vietnamese coriander after the last spring frost, once the soil has warmed, leaving enough of the season for its 120-day frost-free need. Your local frost dates set the exact window — a Growable Ground report reads them for your address.

How much sun does Vietnamese Coriander need?

Vietnamese Coriander does well in partial sun — around 4 hours of direct sun, and it takes some afternoon shade in stride. That flexibility makes it a good match for a bed the house or a nearby tree shades for part of the day. A Growable Ground report maps how the sun actually falls on your land, hour by hour, so you can set it where the light lines up.

What soil does Vietnamese Coriander need?

Vietnamese Coriander prefers soil pH 5.5 to 7.5, on consistently moist ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.

Does Vietnamese Coriander attract pollinators?

Yes — vietnamese coriander's flowers are a modest nectar source for honeybees (Xerces Society, Pollinator Partnership).

Is Vietnamese Coriander safe for pets?

Vietnamese Coriander is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.

Keep exploring Vietnamese Coriander