Everything You Need to Know About Asthma Plant — Care, Propagation & More
Your complete Filipino gardener’s guide to growing, caring for, and harvesting Tawa-Tawa — from seed to table.
What Can You Eat?
Discover the edible parts and how Filipinos enjoy this plant in everyday cooking.
Leaves boiled as herbal tea/decoction for medicinal purposes. Not typically eaten as food. The milky sap (latex) is used externally. Primary use is as medicine, not cuisine.
Tawa-tawa became famous in the Philippines as a folk remedy for dengue fever — boiled as a decoction to help raise platelet count. While DOH notes insufficient clinical evidence, millions of Filipinos trust it. Found growing wild in vacant lots and sidewalk cracks across Metro Manila.
Germination Guide
From seed to sprout — here’s what to expect and how to get started.
Planting Instructions
Everything you need to prepare — soil, spacing, depth, and the best Philippine planting months.
Propagation Methods
Learn the best ways to multiply your plants — from seeds to cuttings.
Care Guide
Keep your plant happy and thriving with the right light, water, and nutrients.
Full sun
Low; drought-tolerant
None needed; grows in poorest soils
25-38°C
Any; very adaptable
Virtually no maintenance; control spread if needed.
Harvest Guide
Know when and how to harvest for the best yield and flavor.
Harvest whole plants or stems when flowering. Use fresh for maximum potency.
Use fresh preferred. Can sun-dry whole plants for later use as tea.
Common Problems & Solutions
Spot issues early and fix them fast.
Too invasive
Cause: Prolific self-seeder
Solution: Harvest before seeds mature; confine to pots.
Milky sap skin irritation
Cause: Latex in stems
Solution: Wear gloves when harvesting; wash hands after handling.
Mistaken identity
Cause: Similar-looking Euphorbia species exist
Solution: Learn to identify E. hirta specifically; hairy stems are key.
Perfect Plant Partners
Plants that grow well together.