Kale (Karam Saag)
Brassica oleracea var. acephala
The hardiest leafy vegetable on this site, tolerant of cold down to -10 to -15°C, grown for repeated leaf cutting rather than a single head — Kashmir's Karam Saag (Haak) is its one real Indian foothold; everywhere else it is a minor exotic green grown from imported or hybrid seed with no government-released variety behind it.
Quick Summary
The key points from this page in about two minutes — read it or have it read aloud.
Quick Summary
Kale is a non-heading, cool-season member of the cabbage family, grown for its leaves rather than a compact head — the plant is cut repeatedly over several weeks instead of being harvested once. In India it has exactly one real commercial foothold: Kashmir's Karam Saag, known locally as Haak, a genuine leafy staple grown in kitchen gardens and as a market crop around towns and cities across the Kashmir valley. Beyond Kashmir and a handful of Himalayan and hill pockets, kale is a minor, exotic salad-and-health-food green grown mostly by home gardeners and a few commercial growers supplying urban and export markets.
Unusually for a crop on this site, there is no ICAR-released kale variety. Karam Saag itself is a traditional Kashmiri landrace rather than a formally bred release, and the rest of India's kale seed comes from open-pollinated types long recommended in horticulture extension literature (Dwarf Blue Curled Scotch and similar curly types) or from hybrid and heirloom seed sold by Indian and international seed companies (Namdhari Seeds, Bejo, and home-garden retailers). None of this should be read as a gap in the crop's reliability — kale is agronomically forgiving and shares its disease and pest list almost entirely with cabbage and cauliflower, crops this site already covers in depth.
What makes kale different in the field is its cold tolerance and its harvest style. Where cabbage and cauliflower can be damaged by hard frost, kale shrugs off temperatures that would finish most vegetables, which is exactly why it thrives through Kashmir and Himachal winters. And because the plant is never asked to form a tight head, a grower cuts the outer leaves repeatedly over two to three months rather than harvesting once — closer to how spinach or fenugreek leaf is picked than how cabbage is cut. The page below carries sowing and spacing, the fertiliser split across a repeat-cut season, the shared cole-crop disease and pest list, and realistic yield.
- Crop type
- Vegetable (non-heading Brassica, leaf)
- Season
- Rabi (cool season)
- Suitable states
- Jammu & Kashmir, Himachal Pradesh, Uttarakhand, Nilgiris (TN)
- Growing duration
- 60–70 days to first cut, then repeat cutting for 2–3 months
- Water requirement
- Moderate & steady
- Temperature
- 15–20°C ideal; tolerates -10 to -15°C
- Soil type
- Well-drained sandy loam, rich in organic matter
- Difficulty level
- Easy
- Expected yield
- 100–200 q/ha across all cuttings
- Key practice
- Cut outer leaves only, leave the growing point
Overview
Kale (Brassica oleracea var. acephala, also classed as var. viridis) is the non-heading member of the cabbage family — instead of folding into a compact head like cabbage, it keeps producing loose, curled or flat leaves that are cut repeatedly through the season.
In India its one genuine commercial home is the Kashmir valley, where it is known as Karam Saag or Haak and eaten as a staple leafy green, grown in almost every kitchen garden and also as a real commercial crop around towns and cities. Elsewhere — Himachal Pradesh, Uttarakhand, the Nilgiris and the plains — kale is a minor, exotic vegetable grown mainly for the urban health-food and salad-green market, from imported or hybrid seed rather than any government-released variety.
Agronomically, kale shares almost its entire disease and pest list with cabbage and cauliflower — the same Brassica family means the same black rot, downy mildew, club root, aphids and caterpillars. What sets it apart is extreme cold tolerance (down to -10 to -15°C) and a repeat-cutting harvest, closer to a leafy green like spinach than to a single-cut head crop.
Crop timeline, sowing to harvest
A quick visual map of the season — jump to any section below for the detail behind each stage.
- Day 0
Nursery sowing
Seed sown on a raised nursery bed; home gardeners and Kashmir kitchen gardens often sow Karam Saag directly instead.
- Day 30–35
Transplanting
4–5 week seedlings transplanted at 45 × 30 cm into a well-manured bed and watered in at once.
- Day 35–55
Establishment & rosette growth
The plant builds its frame of leaves; nitrogen and weed-free conditions now decide how much leaf the plant carries into the cutting season.
- Day 60–70
First cutting
Outer, mature leaves are cut first, leaving the growing point and inner leaves untouched so the plant keeps producing.
- Day 70–130
Repeat cutting
Leaves are cut every 10–15 days as they mature, continuing through the cool season — this is what sets kale apart from a single-harvest cole crop like cabbage.
- Day 130+
Season end
Cutting continues until the plant bolts (runs to flower) with rising spring temperatures, after which leaf quality declines sharply.
Suitable states
States where this crop is grown at scale, highlighted below. Your local Krishi Vigyan Kendra is still the final word for your specific block.
- Jammu and Kashmir
- Himachal Pradesh
- Punjab
- Uttarakhand
- Haryana
- Delhi
- Uttar Pradesh
- Rajasthan
- Bihar
- Jharkhand
- West Bengal
- Sikkim
- Assam
- Arunachal Pradesh
- Meghalaya
- Nagaland
- Manipur
- Mizoram
- Tripura
- Gujarat
- Madhya Pradesh
- Chhattisgarh
- Maharashtra
- Odisha
- Goa
- Telangana
- Andhra Pradesh
- Karnataka
- Kerala
- Tamil Nadu
- Puducherry
- Ladakh
- Chandigarh
Grown here
Climate requirements
Kale is the most cold-hardy crop in this whole guide set — a hard frost that would finish cabbage or cauliflower barely slows it down, which is exactly why it is grown right through the Kashmir and Himachal winter. Its limiting factor is heat, not cold: warm weather turns the leaves bitter and pushes the plant to bolt.
Ideal temperature
15–20°C is ideal for leaf quality and flavour; the crop tolerates cold as low as -10 to -15°C, the hardiest vegetable on this site, though quality and sweetness suffer above 25–30°C
Rainfall
Grown through the dry, cool rabi season on irrigation; heavy, prolonged wet weather favours black rot and downy mildew on the leaves
Humidity
Moderate is best; prolonged wet leaves invite the same fungal and bacterial diseases as cabbage
Sunlight
Full sun for the best leaf growth, though kale tolerates some shade better than heading cole crops
Soil requirements
Keep soil pH above 5.5 — like cabbage and cauliflower, kale is vulnerable to club root on strongly acidic soils. Avoid following another cole crop (cabbage, cauliflower, mustard) in the same field in consecutive seasons, since the family shares diseases that build up in the soil.
Suitable soil
Well-drained sandy loam rich in organic matter; the crop tolerates a range of soils, including mild salinity, if drainage is good
pH range
5.5–6.5
Drainage
Good drainage with steady, even moisture — waterlogging encourages the same root and stem diseases seen in cabbage
Organic matter
High; responds strongly to well-rotted farmyard manure worked in ahead of sowing or transplanting
Land preparation
Same four steps whichever region you are in — only the timing shifts with the sowing window.
- 1
Fine, manured bed
Two or three ploughings with well-rotted farmyard manure (about 25 t/ha) worked in, then harrowing to a fine tilth.
- 2
Raise a healthy nursery
Sow the nursery on raised beds 4–5 weeks ahead of transplanting; treat seed and drench beds against damping-off. Kitchen-garden Karam Saag is often sown direct instead.
- 3
Basal fertiliser and beds
Apply basal phosphorus, potash and part of the nitrogen and form beds or ridges suited to your irrigation before transplanting.
Seed information
How the main varieties compare, so you can pick by duration, yield, disease pressure or what you are growing for.
| Variety | Duration | Yield | Disease resistance | Best state | Suitable for |
|---|---|---|---|---|---|
Kashmir's own traditional kale landrace, not a formally bred release — grown in almost every kitchen garden in the valley and eaten as a daily staple green; hardy through the region's harsh winters. | 55–70 days to first cut | High across a long cutting season | Not formally documented; long field history in Kashmir's climate | Jammu & Kashmir | Home and market gardens across the Kashmir valley |
A classic open-pollinated curly-leaf type long recommended in Indian horticulture extension literature for hill and plains cultivation. | 60–70 days | Medium–high | Not specifically documented | Himachal Pradesh, Uttarakhand, Nilgiris | General cultivation, open-pollinated seed saving |
NS Kale Curly (Namdhari Seeds) A curly-leaf F1 hybrid from Namdhari Seeds, one of India's established vegetable seed companies, sold for both open-field and polyhouse cultivation. | 55–65 days | High, uniform | Not specifically documented | Wide adaptability | Commercial cultivation, uniform cutting |
A tall, vigorous, frost-resistant curly kale hybrid from Bejo (Netherlands), whose vegetable seed line is distributed in India; strong stalks that bunch and hold well after cutting. | 60–70 days | High | Not specifically documented | Hill and cool-plains cultivation | Late-season and overwintering crop |
A flat, frilly-edged, purple-tinged ornamental-and-eating kale type sold to Indian home and kitchen gardeners through specialty seed retailers; more tender than curly types. | 50–60 days | Medium | Not specifically documented | Home gardens nationwide | Salad use, milder flavour, home cultivation |
Lacinato / Tuscan kale (Nero di Toscana) A dark, blistered, strap-leaved Italian heirloom type increasingly sold to Indian home gardeners and specialty growers for the salad and health-food market. | 60–75 days | Medium | Not specifically documented | Home and specialty gardens nationwide | Salad and health-food market, home cultivation |
- Seed rate
- 400–450 g/ha to raise the nursery for one hectare
- Certified seed
- No government-released kale variety exists in India, so buy from a reputable brand (Namdhari, Bejo, or an established home-garden retailer) rather than unbranded seed, which often mislabels curly, flat-leaved and ornamental types.
- Spacing
- 45 cm between rows × 30 cm within the row
- Seed treatment
- Treat seed with Thiram or Carbendazim against damping-off, the same as cabbage and cauliflower nurseries.
Sowing guide
Kale is far more forgiving of a slightly mistimed sowing than cabbage, since it never has to form a precise head — but sowing too late into rising spring heat still shortens the cutting season and brings on bolting sooner.
- Best time
- Nursery sown August–October and transplanted through September–November in the plains and hills; August–September specifically in Himachal, Kashmir and the Nilgiris to land the crop in the cool window
- Row spacing
- 45 cm
- Plant spacing
- 30 cm within the row
- Sowing depth
- Transplant seedlings to the same depth they grew in the nursery
- Method
- Transplant sturdy 4–5 week seedlings in the evening and water in immediately; home gardens and Kashmir's Karam Saag are often sown direct instead and thinned after emergence.
Fertilizer schedule
A split dose beats one large dose applied at sowing — nitrogen especially is lost to the air and to leaching if it all goes in on day one.
- 1
Basal (at transplanting)
Day 0
Full phosphorus and potash with about one-third of the nitrogen — roughly 50 kg N : 75 kg P₂O₅ : 75 kg K₂O per hectare basally, on a base of well-rotted farmyard manure.
- 2
First top-dressing
~30 days after transplanting
About one-third of the nitrogen at active leaf growth, ahead of the first cutting.
- 3
Repeat top-dressing
~3 weeks before each later cutting round
The remaining nitrogen, and a light repeat dose after major cutting rounds, since a repeatedly cut plant keeps drawing on soil nitrogen through a much longer season than a single-harvest crop.
Irrigation schedule
1. After transplanting
Day 0–7
Irrigate immediately after transplanting to establish the seedlings.
2. Through the cutting season
Every ~3 weeks
Regular irrigation at roughly three-week intervals keeps leaf growth steady through the repeat-cutting period.
3. Around each cutting
Before/after cutting
Avoid letting the crop dry out hard between cuttings — irregular moisture makes the leaves tougher and more bitter, the leafy-green equivalent of cabbage's head-splitting problem.
Critical stages
- Establishment (0–7 days)
- Before each cutting round
Water-saving tips
- Mulching between rows keeps soil moisture even, which keeps leaves tender rather than tough and bitter.
- Drip irrigation suits a repeat-cut crop well, since it can be run lightly and often without the labour of flood irrigation each time.
- Because kale is cut for months, not once, steady moisture management matters for the whole season, not just one critical stage.
Weed management
Organic control
- Hand weeding at 20 and 40 days keeps the crop clean through establishment.
- Mulching with straw or crop residue suppresses weeds and holds even soil moisture through the long cutting season.
Chemical control
- Pre-emergence Pendimethalin after transplanting, on moist soil, controls early weeds the same way it does in cabbage.
- Avoid broad-spectrum herbicides later in the season once the crop is being cut regularly for consumption.
Nutrient deficiency identification
What a shortage of each nutrient actually looks like on the plant, so you can tell a deficiency apart from a disease before you spray the wrong thing.
Nitrogen
Visible symptom
Pale, small, slow-growing leaves — directly cuts the crop's main product, since kale is sold and eaten as leaf.
Boron
Visible symptom
Brittle, cracked leaf stalks and stunted growth, the same cole-crop deficiency seen in cabbage and cauliflower.
Potassium
Visible symptom
Scorching and browning of older leaf margins, downgrading the very leaves meant to be cut and sold.
Calcium
Visible symptom
Browning or distortion of young inner leaves, worst with erratic soil moisture.
Diseases to watch for
Symptoms, likely cause and what actually treats it — not just a spray name.
Black rot
- Symptoms
- V-shaped yellow lesions spreading in from the leaf margins, with blackened veins; badly affected leaves wilt and rot.
- Cause
- Xanthomonas campestris, a bacterium spread by seed, water splash and tools — worst in warm, wet weather.
- Treatment
- No cure once systemic; remove affected plants and avoid working the field when wet. Copper sprays slow spread.
- Prevention
- Use disease-free or treated seed, rotate away from cole crops for 2–3 years and avoid overhead irrigation.
Downy mildew
- Symptoms
- Pale-yellow patches on the upper leaf surface with a greyish downy growth beneath, worst on seedlings and in cool, wet weather.
- Cause
- Hyaloperonospora parasitica, favoured by cool, humid, wet conditions.
- Treatment
- Spray Mancozeb or Metalaxyl-Mancozeb at first appearance and repeat as needed.
- Prevention
- Avoid dense nurseries, ensure air movement and treat seed.
Alternaria leaf spot
- Symptoms
- Dark brown spots with concentric rings on the leaves, which merge and cause yellowing and premature leaf loss — a direct hit on the crop being sold for leaf.
- Cause
- Alternaria brassicae, favoured by warm, humid weather.
- Treatment
- Spray Mancozeb or a recommended fungicide at first appearance.
- Prevention
- Treat seed, rotate crops and remove debris after the cutting season ends.
Club root
- Symptoms
- Swollen, distorted, club-like roots; plants wilt in the day, are stunted and give a much shorter, weaker cutting season.
- Cause
- Plasmodiophora brassicae, a soil-borne organism that persists for years, worst on acidic, waterlogged soils.
- Treatment
- No effective in-crop cure; remove and destroy affected plants.
- Prevention
- Lime acidic soils to raise pH above 5.5, ensure drainage, and rotate cole crops out of infested fields for several years.
Pests to watch for
What to look for before the damage is visible, and organic options before you reach for a chemical.
Cabbage aphid
- Identification
- Dense grey-green colonies of soft insects clustering on the leaf undersides and new growth.
- Damage
- Sap loss stunts the plant and fouls the very leaves that are meant to be cut and eaten.
- Organic control
- Neem oil sprays, yellow sticky traps and conserving ladybird beetles by avoiding early broad-spectrum spraying.
- Chemical control
- A recommended insecticide once colonies build up, directed at the leaf underside — mind the pre-harvest interval on a crop cut every 10–15 days.
Diamondback moth
- Identification
- Small green caterpillars on the leaf underside that wriggle backwards when touched and skeletonise the leaves.
- Damage
- The most important cole-crop pest across the family — heavy feeding damages and holes the leaves being sold.
- Organic control
- Bt sprays, pheromone traps, neem and conserving natural enemies by avoiding early broad-spectrum insecticide use.
- Chemical control
- Rotate recommended insecticides on a scouting basis, not a fixed calendar, since the pest resists many chemicals quickly.
Cabbage butterfly
- Identification
- Larger green caterpillars that chew large, ragged holes in the leaves.
- Damage
- Defoliation and visible damage to the leaves being sold — a direct cosmetic and yield loss on a leaf crop.
- Organic control
- Hand-pick the conspicuous caterpillars and spray Bt.
- Chemical control
- A recommended insecticide when damage crosses threshold, again minding the short interval between cuttings.
Common mistakes to avoid
The mistakes that cost growers the most, ranked by how often they show up in the field — not in the order you might expect.
- 1
Cutting the growing point or all the leaves at once.
Why it hurts
Kale's whole advantage is repeat cutting — always leave the central growing point and some young leaves so the plant keeps producing for weeks.
- 2
Letting the crop dry out hard between cuttings.
Why it hurts
Irregular moisture makes leaves tough and bitter, the leafy-green equivalent of cabbage's head-splitting problem — keep moisture steady through the whole cutting season.
- 3
Buying unbranded, unlabelled seed.
Why it hurts
With no government-released variety to fall back on, cheap unbranded seed is a common source of mislabelled curly-versus-flat types and poor germination.
- 4
Growing kale after cabbage or cauliflower in the same field.
Why it hurts
Shared cole-crop diseases and club root build up in the soil just as they would for cabbage — rotate out of the family for 2–3 years.
- 5
Ignoring diamondback moth because kale "looks tougher" than cabbage.
Why it hurts
The pest attacks kale's leaves just as readily as cabbage's — scout regularly rather than assuming hardiness against cold means hardiness against pests.
- 6
Leaving the crop in the ground once it bolts in spring heat.
Why it hurts
Leaf quality and flavour drop sharply once the plant runs to flower — plan the season to finish cutting before the heat sets in, or accept a much lower-grade late harvest.
- 7
Ignoring soil pH on a known club-root field.
Why it hurts
Below pH 5.5, club root can wreck the whole cutting season's stand — lime acidic soils before planting kale or any other cole crop.
Harvesting
Begin cutting outer, mature leaves once the plant is established, usually 60–70 days after transplanting, and continue every 10–15 days for two to three months as new leaves mature — always leaving the central growing point and youngest leaves untouched so the plant keeps producing. Cutting continues until rising spring temperatures push the plant to bolt.
Signs it is ready
- Outer leaves fully sized and firm, not yet yellowing
- Growing point and inner leaves still healthy and untouched
- Cool weather still holding — leaves turn bitter and tough as heat rises
Tools
- Sharp knife or scissors to cut individual leaves cleanly
- Baskets or crates for careful handling of tender leaf
- Shade for holding cut leaf before it reaches market
Expected yield
100–200 q/ha across the whole cutting season, depending on variety, spacing and how long the cool season lasts
Post-harvest & storage
Storage
Kale is more perishable than cabbage — fresh-cut leaf keeps only a few days at room temperature but around 1–2 weeks in cold storage near 0–4°C with high humidity, better than most leafy greens but well short of a stored head crop.
Packaging
Pack cut leaves loosely in baskets or perforated crates to allow airflow; avoid crushing the tender leaf under weight.
Transportation
Move quickly to market in the cool, ideally soon after each cutting round — a leafy crop loses quality with every hot hour after cutting.
Shelf life
A few days at room temperature; roughly 1–2 weeks in proper cold storage.
Market prices
Today's mandi price near you, pulled live from the government's own Agmarknet data.
Live daily mandi prices from the government Agmarknet dataset.
Synced from data.gov.in (Agmarknet). Rates are ₹ per quintal.
Weather
Current conditions and a 5-day outlook for your selected location, with one line of stage-aware advice.
Pick your state for current conditions and a 5-day outlook.
Live data from Open-Meteo
Profit calculator
Your own cost sheet, expected yield and selling price — not ours.
Where the money goes
Share of the total cost per acre, using the calculator’s own default cost sheet below — adjust the numbers there to match your field and this picture will no longer apply to you exactly, but the ranking rarely changes.
- Labour32% (₹12,000)
- Land rent22% (₹8,000)
- Fertiliser14% (₹5,000)
- Pesticide & weedicide11% (₹4,000)
- Irrigation9% (₹3,500)
- Machinery5% (₹2,000)
- Interest4% (₹1,500)
- Seed3% (₹1,000)
Official downloads
Government and ICAR documents only — everything below is hosted on an official server.
Frequently asked questions
Is kale the same as Kashmir's Karam Saag or Haak?
Yes — Karam Saag, called Haak in Kashmiri, is India's own traditional kale, a genuine leafy staple grown in almost every kitchen garden in the Kashmir valley and also as a real commercial crop around towns and cities there. It is a landrace rather than a formally bred variety, but it is the same species (Brassica oleracea) as the curly and ornamental kale types grown elsewhere in India.
Is there a government-released kale variety in India?
No — unusually for a crop on this site, there is no ICAR-released kale variety. Karam Saag is a traditional landrace, and the rest of India's kale seed comes from long-recommended open-pollinated types (like Dwarf Blue Curled Scotch) or hybrid and heirloom seed sold by companies such as Namdhari Seeds and Bejo. Buy from a reputable brand rather than unbranded seed, since there is no official variety name to check it against.
How is harvesting kale different from harvesting cabbage?
Cabbage is cut once, when its head is solid. Kale is never asked to form a head — instead you cut the outer, mature leaves every 10–15 days over two to three months, always leaving the central growing point and youngest leaves untouched so the plant keeps producing. It is closer to picking spinach or fenugreek leaf than to cutting a single cabbage head.
Does kale get the same pests and diseases as cabbage?
Almost entirely, yes — kale is in the same Brassica family, so black rot, downy mildew, club root, diamondback moth and cabbage aphid all affect it the same way they affect cabbage and cauliflower. The one real difference is cold tolerance: kale shrugs off frost that would badly damage cabbage.
Why does my kale taste bitter?
Almost always heat or uneven watering. Kale's flavour is best in cool weather (15–20°C) and with steady soil moisture; warm weather and dry spells between waterings both push the leaves toward a tougher, more bitter flavour, and eventually toward bolting, after which leaf quality drops sharply.
Does kale have an MSP or active mandi trade?
No MSP — kale is not a CACP-notified crop. It does see real, if thin and localised, mandi trade, mostly in southern markets, alongside direct sale through kitchen gardens, local greengrocers and the urban health-food trade in Kashmir and metro cities. Use the live mandi prices on this page where available, but expect most of the crop to move outside formal mandis.
Still have questions?
The FAQs above cover the common ones. For anything specific to your field and soil, your nearest Krishi Vigyan Kendra is the authoritative answer.