This indeterminate F1 hybrid grows as a tall vine that continues producing new stems, flowers and tomatoes throughout suitable weather. It bears firm, medium-sized, slightly elongated red tomatoes that can be used fresh in salads and sandwiches or cooked in curries, sauces and everyday meals.

Tomatoes originated in western South America and were first grown as a food plant in Mexico before spreading worldwide. Modern F1 hybrids are selected for vigorous growth and more even fruit development. This vine-forming type makes good use of vertical space but requires a strong stake, cage or trellis from an early stage.

Why Gardeners Love It

• Long Picking Season: Tomatoes ripen gradually while the vine continues growing.
• Firm Tomatoes: The fruits hold their shape well during picking, storage and cooking.
• Vertical Growth: A supported vine uses less ground space than an unsupported plant.
• Even Development: F1 plants generally produce more consistent growth and fruits.
• Kitchen Favourite: Suitable for salads, sandwiches, curries, sauces and cooking.

Best Conditions

• Germination: Usually 5–10 days
• Temperature: Around 20–30°C
• Sunlight: At least 6–8 hours of direct sunlight
• Pot size: An 18–24-inch pot or large grow bag for one plant
• Spacing: About 24–36 inches between plants
• Plant height: Usually 6–10 feet with support
• Soil: Fertile, loose and well-draining soil or potting mix

In Lahore, Faisalabad, Islamabad and Rawalpindi, sow from January to March for spring tomatoes or during July and August for an autumn planting. In hotter southern Punjab, sow from September to October after the strongest summer heat has eased. In Karachi and coastal Sindh, sow from October into December. In colder northern and hilly areas, start seeds under protection from February to March and transplant outside from April to May after frost has passed.

How to Sow

1. Fill a seedling tray or small pots with fine, moist seed-starting mix.
2. Sow one seed per cell about ¼ inch deep and cover lightly.
3. Keep the mix warm and lightly moist until the seedlings emerge.
4. Move the seedlings into direct morning sunlight gradually and prevent overcrowding.
5. Transplant at 6–8 inches tall with 4–6 true leaves, burying part of the stem and installing support immediately.

Plant Care

Place a tall stake, cage or trellis beside the plant when transplanting. Tie the main stem loosely as it grows, leaving enough room for it to thicken. Train the vine to one or two main stems if space is limited. Remove unwanted side shoots while they are still small, but avoid heavy pruning during hot weather.

Water deeply around the base and allow the upper soil to begin drying before watering again. Sudden changes between very dry and very wet soil can damage roots and affect fruit quality. Keep leaves dry during the evening and remove lower leaves that touch the soil.

Avoid repeated feeding with high-nitrogen fertilizer because it can produce excessive leaves with fewer flowers. Once the first buds appear, apply NPK 5-15-45 Fertilizer to moist soil according to the pack instructions. Repeat every 10–15 days while the plant is actively flowering and developing tomatoes.

Check beneath the leaves for whiteflies, aphids, mites and leaf miners. Also inspect green tomatoes for small caterpillar holes. Remove badly damaged leaves and fruits. If needed, apply Neem Oil during the evening, avoiding open flowers. Wait 7–10 days before picking sprayed tomatoes and wash them thoroughly.

Local Gardener Tips

• Grow only one indeterminate tomato plant in each large container.
• Anchor rooftop pots and trellises securely so tall vines cannot fall during strong wind.
• Add a surface mulch to slow moisture loss once the plant is established.
• Keep enough space around the vine for airflow during humid and rainy weather.
• Guide new growth onto the support every few days instead of waiting for stems to become heavy.

Harvesting

Pick tomatoes when they have developed their full red colour but still feel firm. Hold the fruit gently and cut or twist it from the stem without pulling heavily on the vine.

Check the plant every few days because fruits on an indeterminate vine do not ripen together. Tomatoes showing their first red colour can be picked before heavy rain and allowed to finish ripening indoors, reducing the chance of splitting.

FAQs

Why are the flowers falling without forming tomatoes?

Very hot days, warm nights, dry roots or sudden weather changes can prevent flowers from setting fruit. Provide temporary afternoon shade during extreme heat and keep watering consistent.

What causes a black patch underneath the tomato?

This is usually blossom end rot. It often develops when irregular watering prevents the fruit from receiving calcium properly. Remove affected tomatoes and maintain steady soil moisture instead of simply adding more fertilizer.

Why are the tomatoes cracking?

Cracking commonly happens when dry soil receives heavy watering or rain. The fruit expands faster than its skin can stretch. Regular watering, mulch and good drainage help reduce the problem.

Why are the leaves curling upward?

Leaves may curl during intense heat, strong wind or water stress. If the plant is otherwise growing normally, improve watering and heat protection. Check closely for mites, whiteflies or unusual yellow patterns if the curling continues.

Can seeds be saved from these tomatoes?

Seeds can be collected, but plants grown from an F1 hybrid may not retain the same fruit shape, vigour or other characteristics. Use fresh F1 seed when the same type of plant is required.

Common names: Indeterminate Tomato, Climbing Tomato, Vine Tomato, Bail Wala Tamatar (بیل والا ٹماٹر), Tamatar (ٹماٹر)