Why Mulberry is Pune’s Unsung Horticultural Hero
For too long, the mulberry tree (Shahtoot, or Morus spp.) has been viewed through a single lens in India: as fodder for silkworms. While its role in sericulture is vital, this perspective overlooks a massive opportunity staring Pune’s farmers and gardeners right in the face. Mulberry is a resilient, fast-growing, and increasingly profitable fruit crop, uniquely suited to our local conditions. The rising consumer demand for ‘superfoods’—and the juicy, antioxidant-rich mulberry certainly qualifies—makes this the perfect moment to reconsider this humble tree.
This guide is built on phronesis—practical wisdom. We will move beyond theory to give you actionable knowledge grounded in the agronomic realities of the Pune district. Forget generic advice. This is your roadmap from soil preparation to market success, whether you have a quarter-acre garden or 10 acres of farmland.
Let’s explore why Shahtoot is not just a viable choice, but a brilliant one for our region:
- Climatic Advantage: Pune’s semi-arid climate, with its distinct wet and dry seasons, is near-perfect for mulberry. The tree thrives in temperatures ranging from 18°C to 35°C and performs well with the 600-900 mm of annual rainfall typical for the region. Unlike more sensitive fruit crops, it can withstand both our hot summers and mild winters with remarkable ease.
- Soil Versatility: From the red soils of the west to the black soils found elsewhere in the district, mulberry is not a fussy plant. It adapts well to a wide range of soil types, including sandy loam, clayey loam, and even moderately saline or alkaline soils, provided there is good drainage. An ideal pH range of 6.2 to 6.8 is preferred, but the plant shows impressive tolerance.
- Economic Resilience: This is where mulberry truly shines. It offers multiple, stackable income streams. You can focus on the high-value fresh fruit market, explore value-added products like jams, juices, and dried berries, or integrate sericulture for a dual-income model. Its input costs for water and fertilisers are significantly lower than for crops like pomegranate or grapes, reducing financial risk.
- Rapid Returns: Time is money. A mulberry sapling can begin bearing fruit as early as its second year, with commercially viable yields often achieved by the third year. This is a much faster turnaround than traditional orchard crops like mango or chikoo, allowing for a quicker return on your initial investment.
Choosing the Right Shahtoot Variety for Pune
The first and most critical decision you’ll make is selecting the right variety. Your choice will dictate your primary market, management practices, and ultimate profitability. While there are many species in the Morus genus, most commercial cultivars are hybrids of Morus alba, Morus rubra, and Morus indica. Your decision should be guided by a clear goal: are you growing for fruit (horticulture) or for leaf (sericulture)?
Here is a breakdown of the most suitable varieties for Pune’s agro-climatic zone, focusing on their practical application:
Recommended Mulberry Varieties for the Pune Region
| Variety Name | Fruit Characteristics | Growth Habit | Primary Use | Remarks for Pune Growers |
|---|---|---|---|---|
| Pune Selection-1 (PS-1) | Long (3-4 cm), sweet with a pleasant tartness, dark purple to black when ripe. Good firmness and shelf life. | Vigorous, spreading canopy. Responds exceptionally well to pruning for fruit. | Fresh Market, Processing (Juice, Jam) | Top choice for fruit-focused farming. Locally developed and proven to be a high yielder in our conditions. Commands a good price in the fresh market. |
| Shahtoot (Long Mulberry) | Very long (can exceed 8-10 cm), intensely sweet-tart flavour, purplish-black. Delicate and bruises easily. | Spreading habit, often requires a trellis or support system for optimal fruit production and harvesting. | Niche Fresh Market, Home Gardens | The ‘premium’ mulberry. Its length and flavour fetch the highest prices, but it demands careful handling and a direct-to-consumer sales model. Not for large-scale wholesale. |
| S-36 | Medium length, sweet, juicy, black fruits. Fruits are smaller and less uniform than PS-1. | Bushy, high branching density, produces a large quantity of nutritious leaves. | Dual-Purpose (Sericulture & Fruit) | A robust variety. If you want to run a sericulture unit and sell surplus fruit in the local market, S-36 is an excellent, balanced choice. The fruit is a valuable bonus. |
| Australian Green (Shahtoot) | Medium size, remains greenish-white when fully ripe. Exceptionally sweet, honey-like flavour. | More compact growth, making it suitable for high-density planting (HDP). | Novelty Fresh Market, Urban Farms | A unique offering that stands out. Birds are less attracted to the green fruit, reducing losses. Good for farmers targeting premium grocery stores or farmers’ markets in Pune city. |
| V-1 (Victory-1) | Primarily grown for its large, high-quality, nutritious leaves. Fruit is sparse and not commercially viable. | Erect, very fast-growing, designed for high biomass production. | Sericulture Only | This is the gold standard for commercial silkworm rearing. Do not plant V-1 if your goal is to sell fruit. We include it here to prevent a common, costly mistake. |
The Decisive Question: Fruit, Leaf, or Both?
Before you buy a single sapling, answer this: What is my primary business model?
- For Horticulture (Fruit Focus): Choose PS-1 for reliable, high-volume production. Consider adding a small block of ‘Shahtoot’ (Long) or ‘Australian Green’ to target niche, high-margin markets.
- For Sericulture (Leaf Focus): Your choice is unequivocally V-1, supplemented by other leaf varieties like S-36 if recommended by the Sericulture Department.
- For a Dual-Purpose Model: S-36 offers the best balance, providing quality leaves for silkworms and a respectable fruit harvest that can be sold locally.
From Plot to Plantation: A Step-by-Step Planting Guide
Proper establishment is 90% of the battle. A well-planted mulberry tree is vigorous, disease-resistant, and productive. Rushing this stage leads to years of frustration. Follow these steps meticulously, timed with Pune’s seasons.
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Step 1: Site Selection and Soil Preparation (May – Early June)
This is pre-monsoon work. The goal is to prepare a perfect bed for the saplings to establish in once the rains arrive.
- Sunlight is Non-Negotiable: Select a plot that receives at least 6-8 hours of direct, unobstructed sunlight daily.
- Deep Ploughing: Plough the land 2-3 times to a depth of 30-45 cm (1-1.5 feet). This breaks up compacted soil layers, improves aeration, and enhances water infiltration. Use a rotavator after ploughing to create a fine, crumbly soil structure (fine tilth).
- Soil Health Foundation: This is the most crucial step. During the final ploughing, incorporate well-decomposed Farm Yard Manure (FYM) or high-quality vermicompost at a rate of 10-12 tonnes per acre. This organic matter is not just fertiliser; it improves soil structure, water retention, and microbial life.
- Soil Testing: Get your soil tested. If the pH is too acidic (below 6.0), your local Krishi Vigyan Kendra (KVK) will advise on the correct dose of lime. If it’s alkaline, gypsum may be needed. Don’t guess; test.
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Step 2: Pit Digging and Layout (Late May – June)
The spacing of your pits depends entirely on your chosen variety and training system.
- Spacing for Fruit Orchards (e.g., PS-1): A spacing of 4m x 4m (approx. 250 plants/acre) or 5m x 5m (approx. 160 plants/acre) is ideal for allowing trees to develop a full canopy for maximum fruit production.
- Spacing for High-Density Planting (HDP): For compact varieties or a super-intensive model, you might use 3m x 2m (approx. 670 plants/acre). This requires more intensive pruning and management.
- Pit Dimensions: Dig pits of 45cm x 45cm x 45cm. As you dig, keep the topsoil and subsoil in separate piles.
- Solarization: Leave the pits open to the harsh sun for 2-3 weeks. This process, called solarization, naturally kills many soil-borne pests, nematodes, and fungal pathogens.
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Step 3: Filling the Pits (Late June – Early July)
Do this just before the monsoon is expected to set in fully.
- Create a nutrient-rich mixture for each pit: Combine the reserved topsoil with 10 kg of FYM or 3-4 kg of vermicompost, 250g of Single Super Phosphate (SSP) for root development, and 100g of Neem cake. The neem cake acts as a natural insecticide and nematicide, protecting the young roots.
- Optionally, add 50g of a bio-fertiliser like Trichoderma viride to protect against fungal root diseases.
- Fill the pits completely with this enriched mixture. If possible, overfill slightly to account for settling after the first rains.
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Step 4: Sourcing and Planting Saplings (July – August)
Planting during the monsoon ensures high survival rates and rapid establishment.
- Source Wisely: Purchase certified, 6-8 month old, disease-free saplings from a government-accredited nursery, the College of Agriculture in Pune, or a highly reputable private nursery. Ensure the variety is what you paid for.
- Planting Technique: Dig a small hole in the center of your filled pit, just large enough for the sapling’s root ball. Carefully remove the plastic bag without disturbing the roots. Place the sapling in the hole, ensuring it is at the same depth it was in the nursery bag. If it’s a grafted plant, the graft union must be at least 15 cm (6 inches) above the soil level.
- Secure the Plant: Backfill the soil and press it down firmly around the root ball to eliminate air pockets, which can cause roots to dry out.
- Immediate Watering: Water the sapling immediately after planting with at least 2-3 litres of water, even if the soil is moist. This helps settle the soil around the roots.
Pruning and Training: The Secret to High Yields and Easy Harvests
For mulberry, pruning isn’t just a maintenance task; it is the primary tool for inducing fruit production. Mulberry fruits are borne on new growth. Therefore, strategic pruning stimulates the exact kind of growth that leads to a heavy harvest. It also shapes the tree for efficient spraying, sunlight penetration, and harvesting.
Initial Training (First 1-2 Years)
Your goal in the first two years is to build a strong, well-shaped framework.
- Tree Form (For Traditional Fruit Orchards): Allow the main sapling stem to grow straight up to a height of about 1.5 metres (5 feet). Then, cut the top off (heading back). This will encourage the growth of side branches. Select 3-4 strong, well-spaced branches growing in different directions to form the main scaffold of your tree. Remove all other lower growth.
- Bush Form (For HDP or Sericulture): When the sapling is about 6 months old, cut the main stem back to just 30-45 cm (1-1.5 feet) from the ground. This encourages multiple low-level branches to form, creating a bushy structure that is easy to manage in a high-density setup.
Annual Pruning for Maximum Fruiting (Mature Trees)
This is the annual ritual that will make or break your fruit yield. The timing is critical.
- Timing for Pune: The ideal time for the main fruiting prune is in late October to November. This follows the monsoon and precedes the winter. Pruning at this time forces a new flush of growth, which will mature and bear flowers and fruit from February to April.
- The Pruning Method (A 3-Step Process):
- Clean Out: Start by removing any and all dead, diseased, weak, or crossing branches. This is basic plant hygiene.
- Thin Out: Open up the center of the tree. Remove branches that are growing inward or vertically, cluttering the canopy. Your goal is a vase-like shape that allows sunlight and air to reach every part of the tree, which significantly reduces fungal disease pressure.
- Head Back: This is the key step for fruiting. Identify the shoots that grew during the previous season. Cut these shoots back, leaving only 4-6 buds on each. These buds will break dormancy and give rise to the new, short, fruit-bearing shoots. This is a form of ‘spur pruning’.
A Word of Caution: Do not be timid. Mulberry is incredibly vigorous and responds well to hard pruning. A light ‘trim’ will not stimulate a strong fruiting response. You must be decisive to get results.
Integrated Nutrient and Water Management
Consistent, balanced nutrition and smart irrigation are essential for converting a healthy tree into a profitable one. Mulberry is not a heavy feeder, but it responds dramatically to timely nutrient application.
Fertiliser Schedule for a Fruit-Bearing Orchard
The following schedule is a guideline for a mature, fruit-focused orchard (3+ years old) in the Pune region. Adjust based on soil test results.
| Timing | Fertiliser (Per Tree) | Application Method & Notes |
|---|---|---|
| Post-Pruning (November) | Organic: 20-25 kg well-decomposed FYM. Chemical: 150g N, 60g P, 60g K. (e.g., ~325g Urea, ~375g SSP, ~100g MOP). |
This is the main annual dose. Apply in a circular trench or ‘ring’ around the tree, about 1-2 feet away from the trunk. Mix with soil and irrigate immediately. |
| Fruit Set Stage (Late January / Early February) | Top Dressing: 70-80g N (e.g., ~150-175g Urea) | Apply this nitrogen boost as fruits begin to form. It supports vegetative growth needed to nourish the developing berries. Apply evenly under the canopy. |
| Post-Harvest (May) | Optional: A light application of compost or a balanced NPK fertiliser. | This helps the tree recover from the stress of fruiting and build reserves for the next cycle. Especially important after a very heavy harvest. |
Micronutrients: Watch for signs of deficiency. Yellowing between the veins of new leaves often indicates a lack of Zinc or Iron. A foliar spray of a chelated micronutrient mixture once or twice a year, especially before flowering, is a good preventative practice.
Smart Irrigation Strategy
While drought-tolerant, consistent moisture during critical periods is key to large, juicy fruit. Drip irrigation is the most efficient method, saving 50-60% of water compared to flood irrigation and reducing weed growth.
- Establishment Phase (First Year): Water every 3-4 days to ensure the young root system establishes without stress.
- Mature Trees – Seasonal Schedule:
- Summer (February – May): This is the critical fruit development period. Irrigate every 5-7 days. Water stress now will result in small, dry berries or fruit drop.
- Monsoon (June – September): Irrigation is generally not required. However, ensure your field has proper drainage to prevent waterlogging, which mulberry roots hate. If there’s a dry spell of more than 15 days, a supplemental irrigation is wise.
- Winter (October – January): Irrigate every 10-15 days. Reduce watering frequency after pruning to allow the tree a brief period of rest before it pushes new growth.
Common Pests and Diseases in Pune – and How to Beat Them
Proactive management is always better than reactive spraying. An Integrated Pest Management (IPM) approach, combining cultural, biological, and need-based chemical methods, is the most sustainable and profitable path.
Key Pests
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Mealybug (*Maconellicoccus hirsutus*): This is the number one pest, causing a condition called ‘Tukra’ disease. You’ll see distorted, crinkled, and bunched leaves at the shoot tips. Growth is stunted.
- Control: At the first sign, prune and destroy the infested shoots. Encourage natural predators by avoiding broad-spectrum insecticides. For biological control, release the ladybird beetle predator, Cryptolaemus montrouzieri. If infestation is severe (>15% of shoots), a targeted spray of Profenofos 50 EC @ 2ml/litre or Buprofezin 25% SC @ 2ml/litre can be effective.
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Leaf Roller (*Diaphania pulverulentalis*): Caterpillars roll the leaves together with silk and feed from within, skeletonizing them.
- Control: In early stages, simply hand-pick and destroy the rolled leaves. If widespread, a spray of a B.t. (Bacillus thuringiensis) based biopesticide is very effective and safe for beneficial insects. For heavy infestation, use Chlorantraniliprole 18.5% SC @ 0.4ml/litre.
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Stem Girdler/Borer (*Sthenias grisator*): The adult beetle girdles (makes a ring-like cut) on the stem, causing the portion above to wilt and die. The larva bores into the wood.
- Control: Prune and immediately burn any girdled or wilted branches. During the monsoon season, inspect trees for the greyish-brown adult beetles and manually collect and destroy them. Swabbing the main stem with a Bordeaux paste or a thick solution of Carbaryl can deter egg-laying.
Common Diseases
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Powdery Mildew (*Phyllactinia corylea*): A white, powdery coating appears on the underside of leaves, especially in humid, shaded conditions. It reduces photosynthetic efficiency.
- Control: Good pruning to open the canopy for air circulation is the best prevention. If the disease appears, spray Wettable Sulphur @ 2g/litre or a systemic fungicide like Hexaconazole @ 1ml/litre.
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Leaf Spot (*Cercospora moricola*): Small, brown, circular spots appear on leaves, which may later develop a ‘shot-hole’ appearance. Severe infection can cause premature defoliation.
- Control: Practice good field sanitation by removing and burning fallen leaves. Prophylactic sprays of Mancozeb @ 2.5g/litre or Copper Oxychloride @ 3g/litre, especially before and after the monsoon, can manage the disease effectively.
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Root Rot (*Fusarium spp.*, *Rhizoctonia spp.*): Caused by waterlogged conditions. Plants will appear wilted even when the soil is wet, and roots will be dark and decayed.
- Control: Prevention is the only cure. Ensure excellent drainage at the time of planting. Avoid over-watering. Drenching the soil around affected plants with a solution of Carbendazim @ 2g/litre or Copper Oxychloride @ 3g/litre can sometimes save a plant in the early stages.
Harvesting and Profitability: Turning Berries into Bank
All your hard work culminates here. Efficient harvesting and smart marketing are what separate a hobby from a business.
Harvesting
- When to Harvest: In Pune, the main fruiting season is from late February to April. Fruits do not ripen all at once, requiring multiple pickings. Harvest fruits in the cool hours of the morning.
- Signs of Ripeness: This depends on the variety. Dark varieties like PS-1 should be fully coloured (deep purple or black) and detach from the stem with a gentle touch. Green varieties like Australian Green will soften slightly and develop their characteristic honeyed sweetness. Taste is the ultimate guide.
- Harvesting Technique: Mulberry is delicate. For the premium fresh market, hand-picking is essential. Spreading a clean plastic sheet or net under the tree and gently shaking the branches can work for fruit destined for processing, but it causes bruising.
Yield and Economics: A Realistic Projection
These figures are estimates for a well-managed orchard in the Pune region.
- Yield: A mature, well-pruned tree (5+ years) of a variety like PS-1 can yield 15-20 kg of fruit per season.
- Per Acre Calculation: With a spacing of 5m x 5m (approx. 160 trees/acre), a conservative yield would be 160 trees x 15 kg/tree = 2400 kg, or 2.4 tonnes per acre. In metric quintals, that’s 24 quintals/acre. High-density plantings can yield more per acre, but also have higher management costs.
- Market Price: The farm-gate price for fresh, good-quality mulberries in the Pune market can range widely.
- Wholesale (APMC): ₹60 – ₹100 per kg.
- Direct to Consumer/Retail: ₹150 – ₹250 per kg, especially for premium varieties like long Shahtoot.
- Gross Revenue Projection (Per Acre):
- Wholesale Model: 2400 kg x ₹80/kg (average) = ₹1,92,000
- Direct Retail Model: 2400 kg x ₹175/kg (average) = ₹4,20,000
Note: These are gross figures. You must subtract your annual costs for labour, fertilisers, irrigation, and marketing. However, the potential for a strong net profit, especially with a direct marketing strategy, is evident.
Value Addition: The Profit Multiplier
Don’t just sell fresh fruit. Value addition can dramatically increase your income, especially from B-grade fruit.
- Mulberry Jam/Preserve: A classic product with high demand.
- Mulberry Juice/Syrup: Can be sold as a health drink.
- Dried Mulberries: A high-value health food product. A simple solar dryer can be a great investment.
- Mulberry Wine: A niche but highly profitable venture, requiring licensing and expertise.
Frequently Asked Questions (FAQ)
- 1. How much water does a mature mulberry tree really need in Pune’s summer?
- In the peak summer months (March-May), a mature tree in a drip-irrigated system will require approximately 20-25 litres of water every 4-5 days. This is significantly less than what a pomegranate or banana plant would need. The key is consistency during the fruit development stage.
- 2. Can I grow mulberries organically in Pune? Is it profitable?
- Yes, absolutely. Mulberry is an excellent candidate for organic cultivation due to its inherent resilience. You would rely on FYM, vermicompost, neem cake, and bio-pesticides like B.t. and Trichoderma. Pest control would focus on releasing predators like Cryptolaemus. It is profitable, especially if you get organic certification and market your produce directly to consumers in Pune who are willing to pay a premium for certified organic fruit.
- 3. My mulberries are sweet, but very small. What am I doing wrong?
- Small fruit size is typically due to one or a combination of three factors: 1) Water Stress during fruit development, 2) Inadequate Nutrition, especially a lack of Potassium (K), or 3) Poor Pruning that results in too many fruits competing for resources on the tree. Revisit your irrigation schedule, ensure you are applying the recommended fertiliser dose (especially the post-pruning application), and practice a harder pruning to reduce the fruit load and channel energy into fewer, larger berries.
- 4. Is it better to sell to the APMC market in Pune or try to sell directly?
- For a beginner with a small to medium holding, a direct-to-consumer (D2C) or direct-to-retail model is almost always more profitable. Selling at the APMC is quick but you get the lowest price. Try setting up a stall at a local farmers’ market, supplying directly to housing societies, or partnering with local fruit vendors and premium grocery stores in areas like Koregaon Park or Aundh. This requires more effort in marketing but can easily double your revenue per kg.
- 5. Can I practice intercropping in my new mulberry orchard?
- Yes, intercropping is a fantastic strategy for the first 2-3 years while the mulberry trees are small. It provides an additional income and helps with weed control. Excellent intercrops for a young mulberry orchard in Pune include legumes like groundnut (shengdana), cowpea (chawli), or French beans. You can also grow seasonal vegetables like onion, garlic, or leafy greens. Avoid tall crops like maize or bajra that would shade the young mulberry saplings.
Your Next Step: From Knowledge to Action
We’ve covered the soil, the seeds, the science, and the sales. The potential of mulberry cultivation in the Pune district is not a distant dream; it’s a practical, profitable reality waiting to be cultivated. It aligns perfectly with the need for climate-resilient agriculture and meets a growing market demand for healthy, locally-grown produce.
But knowledge, as we believe at Agriculture Novel, proves itself only in action. Your next step is not to read another article. It is to take one concrete action this week. Either visit a successful mulberry farm near Pune, get your soil tested, or call a reputable nursery to inquire about PS-1 saplings. Start small, perhaps with a pilot plot of 20-30 trees. Learn their rhythm, perfect your pruning, and build your market connections. The journey from a single sapling to a thriving orchard begins with that first, decisive step. Agriculture Novel across the social constellation Phro tends every channel — pick one and come say hello.

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