New Zealand Spinach
Photo: "New Zealand Spinach" by Leonora (Ellie) Enking · CC BY-SA 2.0

New Zealand Spinach

Annual · Aizoaceae

New Zealand spinach is not true spinach, but it fills the same kitchen role while tolerating heat far better than standard spinach. Its sprawling low habit makes it a useful summer greens substitute for gardeners who want edible leaves after spring spinach has already bolted. Key facts: 50–60 days to maturity, 6+ hours of sun, 8–12 " spacing. Container-friendly (minimum 3-gallon pot).

Updated April 10, 2026 · Backed by 2 cited sources
Overview

At a Glance

The essentials first: timing, light, spacing, seed-starting, container fit, and overall size.

Days to maturity
50–60 days
Sun
6+ hours
Full Sun To Light Part Shade
Spacing
8–12 "
between plants
Seed start
3–4 weeks
before transplant
Container
Yes
3+ gallon pot
Height
1–2 ft
at maturity
Planting window

Zone Planting Guide

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This card updates instantly with viability, frost timing, and any planting notes for your selected zone.

Care

Growing Guide

Everything in one place: seed starting, transplant timing, watering, soil, and structural support.

Seed starting
Germination
Time7–21 days
Optimal temperature70°F
Seed depth0.5"
Moving outdoors
Transplanting
Minimum soil temp60°F
Harden off5 days
Moisture
Watering
Weekly0.75–1 "
NeedsModerate
Base watering
Root zone
Soil
pH range6–7
PreferredLoose Well Drained Soil With Moderate Fertility.
Resilience

Plant Health

Stress tolerance, resistance notes, and the most common problems to watch for as plants mature.

Tolerance
Heat: High Cold: Low Drought: Moderate

Common Issues

Slow Germination

Cause: The seed coat is hard and can delay sprouting.

Prevention: Soak seed for 24 hours and sow into warm moist soil.

Leaf Toughness

Cause: Waiting too long between harvests leaves older leaves coarse.

Prevention: Harvest tips regularly and cook larger leaves.

Feeding & picking

Nutrition & Harvest

How hungry the plant is, what ripe harvest looks like, and how long the crop keeps after picking.

Feeding
Nutrition
Feeding intensityLight feeder
Timing
Harvest

Pick tender tips and young triangular leaves before stems get wiry.

Expected yield1–2.5 lbs/plant
Storage3 days — Refrigerate loosely wrapped and use quickly.
What you'll need

Growing Supplies

Based on New Zealand Spinach's growth profile -- recommendations matched to this variety's specific requirements.

Drip irrigation / soaker hose kit

Every gardener benefits from putting water at the root zone instead of on the leaves, because drip and soaker systems reduce foliar disease pressure by limiting leaf wetness and soil splash. A quality kit should include a backflow preventer, filter, pressure reducer, and UV-resistant tubing.

Source: Iowa State University Extension; Colorado State University Extension; UMass Extension

Soil test kit

A soil test gives a baseline for pH and nutrient status so gardeners can add only what the soil actually needs. Prioritize a mail-in or lab-affiliated kit whenever possible because extension guidance notes that laboratory testing is more accurate than instant readers.

Source: University of Maryland Extension; Purdue Extension; Montana State University Extension

Quality bypass pruners

Extension guidance favors bypass designs because they make cleaner, closer cuts on living tissue than anvil types. Look for hardened steel blades that can be sharpened, a comfortable grip, and a cutting capacity matched to real home-garden stems.

Source: University of New Hampshire Extension; Iowa State University Extension; Purdue University Extension

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Research

Sources

Reference material and extension guidance used to build this growing guide.

seed_catalog Botanical Interestsuniversity Utah State University Extension
Internal links

New Zealand Spinach Planting Dates by Zone

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