Kangkong: the fast, hollow-stemmed green of Southeast Asian stir-fries - sweet, tender and endlessly cut-and-come-again in the heat.

Quick tip
Loves heat and constant water - sow in wet ground and cut the tips every couple of weeks. Restricted as a noxious weed in parts of the US; check local rules before planting.
☀️ Full sun↔ 6″ apartZones 9–11⏳ ~50d

When to plant Water Spinach

  • Direct sowSow seed straight into the ground 2–8 weeks after your last spring frost.

At a glance

Botanical name
Ipomoea aquatica
Category
Vegetables
Hardiness
Tender
Sun
Full sun
Spacing
6″ apart
Days to maturity
~50 days to harvest
Hardiness zones
USDA zones 9–11
Rotation family
Leafy greens
Soil pH
6–7

Companion planting

Plant near
🌱 A fast aquatic green happy in the same wet ground as taro; keep it contained where it's regulated.
Plan Water Spinach for your zone →