Exadia 5L Herbicide (Oracle Foresite)
ORAC5
You Save: $118.80 (26%)
Active Ingredient:
380g/litre Oxadiazon SC.
How It Works:
- Soil-active (residual) herbicide.
- Forms a barrier in the soil → controls weeds as they germinate.
- Has very little knockdown activity.
Key Implication:
- You must start with a clean, weed-free surface before applying.
What It Controls:
Controls a wide range of:
- Annual Grasses.
- Broadleaf Weeds.
Examples:
- Ryegrass.
- Poa.
- Barnyard Grass.
- Fathen.
- Nightshade.
- Fumitory.
- Oxalis.
- Docks.
- Willow weed.
- Wireweed.
Weak / not controlled:
- Chickweed.
- Pearlwort.
- Rhizomatous Perennials (e.g. couch).
Use Situations:
- Onions.
Fruit Crops:
- Pipfruit.
- Stonefruit.
- Berries / Brambles.
- Typically applied as a directed spray to soil under trees or crops.
Application & Timing:(Key rule)
- Apply before weed emergence (pre-emergence).
Works best:
- On moist soil.
- With rain/irrigation after application.
Residual activity:
- Up to ~6 weeks control.
Crop timing examples:
- Onions ~2 L/ha at 4-leaf stage.
- Fruit Crops ~4 L/ha as directed spray to soil.
Critical Use Rules:
- Do NOT apply onto weeds expecting knockdown.
- Do NOT cultivate soil after spraying (breaks barrier).
- Do NOT incorporate into soil.
- Avoid contact with Crop Foliage/Buds.
Requires:
- Moisture to activate.
- Good soil coverage.
Plant-Back & Restrictions:
Plant-back interval:
- 90 days before sensitive crops.
Not for:
- Covered Crops.
- Situations where soil will be disturbed soon.
Hazards & Safety:
- Suspected Carcinogen.
- Eye & skin irritant.
- Very toxic to aquatic life and soil organisms.
Practical Precautions:
- Strict drift control near waterways.
- PPE required (Gloves, Eye Protection, etc.).
- Avoid contamination of soil/water.
Practical Takeaways:
- Think of Exadia as,“A strong pre-emergence residual for horticulture”.
- Excellent on Oxalis + hard-to-kill Broadleaf Weeds.
- Works best in clean, well-prepared soil.
- Gives medium-term residual (~6 weeks).
Caution:
Must be used strictly according to label directions.
Available in 5L.
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