goji berry (Lycium barbarum), photographi

Can I Grow Goji Berry in Hawaii?

USDA Zones 8b-13a · Plant zone range 4-9

Conditional — Some Areas

goji berry (zones 4-9) reaches only part of Hawaii (8b-13a): zones 8-9 are in range, so where you are in the state decides it.

Goji Berry in Hawaii — the short answer

Goji Berry in Hawaii: hardy in zones 4–9, full sun, against a state median of ~365 frost-free days.

Plant zones
4-9
Manual horticultural correction (source not retained); NC State Extension and Missouri Botanical Garden, with the remaining rows from other published sources or Growable Ground compilation
Hawaii zones
8b-13a
USDA PHZM 2023
Killing freeze
None on record
NOAA RCC ACIS 1991-2020
Shortest county season
365 days
NOAA Regional Climate Centers ACIS station record, 1991-2020, county 28°F killing freeze
Days to maturity
730 days
Growable Ground Plant Database

Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — per-field provenance varies and is published with the dataset.

Score your parcel · free

Your yard isn't the whole zone.

Hawaii spans zones 8b-13a, but your yard sits in exactly one — and slope, tree cover, and cold-air pockets nudge it further. Enter your address and we'll score goji berry against your parcel's actual hardiness, soil, and sun.

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Where Goji Berry Stands in Hawaii

Goji Berry is rated for zones 49 — a cold floor USDA puts at -30 to -20°F. No Hawaii county sits inside it, so in open ground this is a grown-under-cover plant here rather than a bed plant — which is a statement about Hawaii winters, not about goji berry.

Above the zone 9 ceiling

5 counties

3 of 5 shown

Too little winter chill rather than too much cold — a low-chill selection is what changes it.

County hardiness zones: USDA Plant Hardiness Zone Map (PHZM) 2023, per county. A zone is a 10°F band of average annual extreme minimum temperature, so the floor above is the band the plant's rating denotes, not a single measured kill point. Slope, shelter and cold-air drainage routinely move a site half a zone either way from its county figure — which is the part only your address resolves.

Zone Comparison

Goji Berry Needs

  • USDA Zones: 4-9
  • Sun: Full Sun
  • Mature size: 8 ft tall
  • Picking window: ~60 days of harvest
  • Drought tolerance: High

Hawaii Has

  • USDA Zones: 8b-13a
  • Hard Freeze (28°F): None on record — year-round season
  • Annual Rainfall: 10-400 inches
  • Common Soils: Volcanic, Laterite, Coral sand

Plant Zone Range (zones 4-9)

4a
9b
3a (Cold)13b (Hot)

Preferred Soil pH

3.5 (Acidic)7.0 (Neutral)9.0 (Alkaline)
Highlighted range: pH 6.58.1

Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS, and university Extension sources — per-field provenance varies and is published with the dataset. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.

When to Plant Goji Berry in Hawaii

The frost window

Hawaii has none — the 1991-2020 station record carries no 28°F killing freeze, so there is no last-frost date to plant after and no first-frost date to harvest before (NOAA Regional Climate Centers ACIS station record). The growing season is year-round; what paces planting here is rainfall, heat and elevation, not the calendar.

Establishment timing

As a long-lived plant, goji berry can go in any month here. Aim for the start of your wetter season so it establishes on rainfall rather than on irrigation, and give it a year in the ground before judging it.

Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: Growable Ground Plant Database — frost-free days from FAO ECOCROP, days to harvest from university Extension production guides, and growing-degree-day and chill-hour minimums that are compilation estimates rather than published figures. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.

Soil + Drainage Fit

Goji Berry likes near-neutral soil (pH 6.5-8.1). That's the common-ground band across Hawaii's volcanic and laterite — a soil test confirms it for your site. It will grow across that whole span, but it does best between pH 6.8 and 7.2 — worth knowing before you decide whether a Hawaii soil test result is a problem or just a number. Drainage matters: this plant wants well (dry spells). If your Hawaii site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.

Plant pH requirements: FAO ECOCROP and USDA PLANTS, with the remaining rows from other published sources or Growable Ground compilation. Drainage: FAO ECOCROP, with the remaining rows from other published sources or Growable Ground compilation. Hawaii soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.

Before you plant goji berry for food

Anything you grow to eat takes up what is in the ground it grows in, so what is on record near you is worth knowing before goji berry goes in. What follows is Hawaii’s documented federal record at state scale — a screening signal, not a soil test, and not a statement about any one lot.

Safe to Grow Here?

What the federal record shows across Hawaii — and how to grow with it.

Federal record: High

We checked the federal record across Hawaii4,542 documented sites across 7 of the 9 source types we track.

The most significant on record: 86 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.

Hawaii carries one of the heavier federal records we track — and that's not a verdict on your yard. Proximity to a documented site is information, not a diagnosis: nothing here says any particular parcel is affected. It does earn one concrete step — before food beds go in the ground, a professional soil test tells you exactly what you're working with, and raised beds with clean imported soil grow well almost anywhere in the meantime.

Know before you grow — the guide

Sources Checked

across Hawaii

Severity Distribution

across Hawaii

High6Moderate1,099Low3,437

Highest-Severity Sites

Superfund · Superfund NPL
PFAS Sampling · PFAS Detected
Superfund · Superfund (Non-NPL)
Superfund · Superfund (Non-NPL)
Superfund · Superfund (Non-NPL)

A note from Gnorman

What an experienced grower watches for around here

In and around Hawaii, two things run higher than the national average across Hawaii — Superfund (86 sites) and PFAS (40 sites). It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.

Superfund: Superfund sites represent the most severe contamination in the federal system.

PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.

Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).

Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.

Sources: EPA, USGS1.8M documented sites tracked nationwide across 9 federal source types.

What Else to Consider for Goji Berry in Hawaii

Zone compatibility tells you about winter cold survival — but Hawaii growers also need to think about:

Extreme rainfall variation — desert on one side, rainforest on the other

Volcanic soil is nutrient-poor in young flows

Invasive species pressure is severe

What to actually do about these — and the constraints that apply to every Hawaii grower, not just goji berry — is covered on the Hawaii growing guide.

Where in Hawaii Goji Berry Is Zone-Hardy

Goji Berry is rated for USDA zones 49. Every Hawaii county sits above it. Even Hawaii County, the state’s coldest at zone 10a-11b, is milder than the plant’s zone 9 ceiling — the constraint here is winter chill it will not get, not cold it cannot take.

Across those 5 counties Hawaii’s winter-low ladder runs from zone 10a-11b in Hawaii County to zone 10a-11b in Maui County 1.5 USDA zones of spread, which is 15°F between the two counties’ average coldest night of the year. None of that range reaches the band goji berry needs, so here the statewide answer really is the answer.

County hardiness zones: USDA Plant Hardiness Zone Map (PHZM) 2023, per county. Goji Berry’s zone 49 band: USDA PLANTS / Growable Ground plant database. A parcel report resolves your address’s own zone and frost dates rather than its county’s.

Hawaii Cooperative Extension

For Hawaii-specific cultivar recommendations, planting calendars, and pest pressure for goji berry, the canonical source is UH Mānoa CTAHR Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.

Is Goji Berry native to Hawaii?

No — the USDA PLANTS Database lists Goji Berry as introduced rather than native in the Lower 48, so it is not part of Hawaii's native flora. It grows here as a garden plant; pairing it with a few Hawaii natives keeps local pollinators fed too.

Looking for plants that belong here? The Hawaii growing guide lists USDA-documented natives for the state.

Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.

Common Questions About Growing Goji Berry in Hawaii

When can I plant Goji Berry in Hawaii?

Any month — Hawaii records no 28°F killing freeze in the 1991-2020 station record, so there is no last-frost date to wait for and the growing season is year-round (NOAA Regional Climate Centers ACIS station record). Pace planting by rainfall, heat and elevation instead: the summit country does freeze, and no station up there carries a long enough record to date it.

What hardiness zone is Goji Berry grown in across Hawaii?

Hawaii spans USDA hardiness zones 8b-13a (USDA ARS PHZM 2023). Goji Berry carries a range of zones 4-9, so the overlap zones are where outdoor growing is most reliable.

How many frost-free days does a typical Hawaii site have?

A typical Hawaii site sees ~365 frost-free days per year (derived from NOAA Regional Climate Centers ACIS station record, 1991-2020). Goji Berry should be matched against that window, so check whether your local microclimate runs above or below the state average before settling on a planting date.

Is Goji Berry native to Hawaii?

No — the USDA PLANTS Database lists Goji Berry as introduced rather than native in the Lower 48, so it is not part of Hawaii's native flora. It grows here as a garden plant; pairing it with a few Hawaii natives keeps local pollinators fed too.

How should I amend the soil for Goji Berry in Hawaii?

Goji Berry prefers pH 6.5-8.1 and well (dry spells) drainage (Growable Ground Plant Database). That sits in the common-ground band across Hawaii soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.

Will Goji Berry actually grow on my specific land in Hawaii?

State-level zone + climate data is a sketch. A Growable Ground parcel report scores goji berry against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.

Free Report

Check your specific parcel in Hawaii

State-level data is a sketch. Your Growable Ground report scores goji berry against your parcel's exact soil, sun, drainage, and frost data — not zone averages.

Three things about your lot that Hawaii goji berry averages can't show:

Your soil pHYour frost-free days — Hawaii averages 365Your sun & shade

We read public map data around Hawaii — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources read at your address, not the Hawaii goji berry average

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