How to Grow Amaranth in New Zealand
Updated June 2026
Thrives in summer heat when many leafy greens bolt, so it suits the warm north from spring into autumn. Pick young leaves continuously, and the seed is edible too.
What it looks like as it grows
When to plant amaranth in New Zealand
Timing is everything in New Zealand, where the warm north and the cooler south are weeks apart. Sow or plant in these months for your region:
| Region | When to sow or plant |
|---|---|
| Northland | September, October, November, December |
| Auckland | September, October, November, December |
Best amaranth varieties for NZ
- Red Leaf Amaranth (Een Choy), Heat-loving leafy green with red-flushed leaves, picked young. (Kings Seeds, Asian grocers)
- Green Leaf Amaranth, Plain green form used like spinach, vigorous through summer. (Kings Seeds, Egmont Seeds)
How to grow amaranth
- Space plants about 30cm apart.
- Sow seed around 0.5cm deep.
- Position: full sun.
- Ready to harvest in roughly 30 days.
- Seeds germinate in about 7 days.
Companion planting
Grow amaranth near: Corn, Onion.
Pests and problems
Watch for: Aphids, Slugs. See our NZ pest and disease guide for organic control.
🌱 Plant Amaranth in your garden →For a calendar tuned to your exact region, see the New Zealand planting guides or the Amaranth plant page.
FAQ
When is the best time to plant amaranth in New Zealand?
In the warm north (Auckland, Northland) sow in September, October, November, December. Cooler regions plant a little later. Check the table above for your region.
Where can I buy amaranth seeds or plants in NZ?
Try Kings Seeds, Asian grocers, Egmont Seeds.