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Agriculture Novel Kharif the monsoon crop
Aquatic · Kharif

Arrowhead

Sown Apr–May · 120–150 days to harvest · 3 guides in our archive

September

Not the month for arrowhead.

Its window is Apr–May. That opens in April, 7 months from now.

What can go in this month, from the same aquatic group — soonest to crop first

Watercress 50–70 days
At a glance

The nine numbers you plan with

Season Kharif
Sowing Apr–May
Duration 120–150
Spacing 45 × 45 cm
Soil pH 6.0–7.5
Water Ponded 15–30 cm mm
Temperature 18–30 °C
Seed rate Corms
Yield 8–12 t
Watch for Leaf beetle, rot

Planning ranges for Indian conditions. Varieties, region and management shift every one of these — confirm with your KVK or state agricultural university before committing an acre.

From the archive

Growing Arrowhead

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Nearby

Other aquatic crops

Watercress Water Spinach Water Lily Makhana (Foxnut) Water Chestnut Lotus Root Cattail Giant Swamp Taro
Full domain Crop Production 4,167
From growers

Nobody has reported a Arrowhead harvest here yet. It takes 5 before an average means anything — yours would be the first.

Work with Arrowhead

Sowing window Apr · May See the whole year Run the numbers Plants · seed · water · yield Five calculators Plan a grow Space, cycles, budget Pre-filled for this crop Simulate it Move pH, EC, light, heat Watch it respond

Compare Arrowhead with

Watercress Water Spinach Water Lily Makhana (Foxnut) Water Chestnut Lotus Root
Report your Arrowhead harvest

What did you actually get? Four numbers is enough. Everything on this site says what a crop should do — this is the only place it can say what it did.

Conditions you measured (optional)

Reviewed before it appears. Nothing identifying is stored — no name, no email, no precise location. Only the numbers, and only ever shown as an average across five growers or more.

Agriculture Novel is a knowledge base, not an advisory service. Where a page runs a model it shows the method and the inputs; where it quotes the crop reference, those are planning ranges whose sources are listed — and counted — on the sources page. A number that fits a package of practices still has to fit your field: check it against your own soil test and your local agriculture officer before you spend money on it. © 2026 Agriculture Novel · Kharif · 24,425 guides published