Chempak

Chempak No 4 High Potash Feed 750g

Chempak Formula 4 is a High Potash summer fertiliser for tomatoes, flowers and vegetables. The ideal soluble plant food for better blooms and bigger crops.

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Chempak No 4 High Potash Feed 750g

Chempak Formula 4 is a High Potash summer fertiliser for tomatoes, flowers and vegetables. The ideal soluble plant food for better blooms and bigger crops. All Chempak Soluble Plant Foods contain seven essential trace elements, far more than ordinary soluble fertiliser. These trace elements are absolutely necessary to plant growth and serious disorders can occur if any are absent. They are fully soluble which means they start to work instantly.

(N:P:K - 15:15:30)

Free Measuring Spoon & Feeding Guide included with every pack.

Where to use: Chempak Formula 4 is a balanced plant food with a high potash content, perfect for boosting fruit and flowers, giving it an all round summer use on borders and vegetable plot.

Use on: bedding plants, peppers, soft fruit, perennials, potatoes, tomatoes, houseplants, fuchsias, ornamental trees, root vegetables, flowers and hanging baskets.

How & When to use:

Normal Strength Use: Dissolve 2 level measures of crystals in 5 litres (approx.1 gallon) of water and apply to your plants every 7 to 10 days. Ensure the soil or compost is well moistened.

For more frequent use: Some gardeners prefer to use dilute feed more often. Dissolve 1 level measure in 10 litres of water and apply at every watering. At this strength this pack will make over 2,000 litres of plant food.

Professional Tips: 

  • Tomatoes: Feed weekly from early stages. Increase frequency to twice a week when fruiting to improve quality and yield.
  • Hanging Basket & Container Plants: The perfect summer feed for begonias, fuchsias, geraniums, and pelargoniums, etc. Use at bud stage and continue through the flowering period to ensure a succession of blooms.
  • Soft Fruit: The high potash increase yields and improves taste of strawberries, rhubarb, fruiting bushes and cane fruit.Ericaceous Plants: Suitable for all young and containerised plants. Change To Chempak Formula 8 when established

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We aim to provide fast and efficient delivery on most packages to mainland UK addresses, there are some areas where we will need to charge slightly extra due to postage costs such as Highlands & Islands, Southern Ireland & Isle of Man.

Delivery is charged at a flat rate of £5.95 for all orders below £50, and free for all orders of £50 and above.