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This Westland Growbag is a versatile planting bag to use anywhere from a windowsill to your greenhouse. It is ideal for growing flowers as well as fruit and vegetables. The growbag contains a specially formulated compost which is rich in potash. This therefore helps to produce an abundance of flowers, fruit and vegetables.

  • Ideal for flowers, fruit & vegetables
  • Rich in potash for abundant flowering & fruiting

Sizes available

  • Medium
  • Product Details
  • How to Use
  • Tips & Advice

Why Use

The Westland Growbag is suitable for greenhouses, conservatories or patio use, inside or outside in a sheltered and sunny spot. Please remember to choose your growbag position carefully as it is unwise to move once crops are planted.

Ideal for

Tomatoes, Courgettes, Cucumbers, Aubergines, Fruit, Flowers or Herbs



When to Use

  • Heated greenhouse mid March onwards
  • Unheated greenhouse mid April onwards
  • Outside (not frosty) mid May onwards

How to use

  • Before use, shake the growbag until the compost has loosened to provide a greater depth for planting
  • Cut along the dotted lines on top of the pack to reveal 3 planting holes
  • Add about 7 litres (1.5 gallons) of water. Place plants into planting holes and firm compost around each plant
  • Plant in central area of the growbag, firming compost well around the new plant

Using canes for support

  • Position canes next to each plant being careful not to damage the plant roots
  • Train main stem up the cane, securing with garden string. When growing tomato plants, remove all side shoots from between the leaf and the main stem
  • When growing tomatoes aid pollination by carefully shaking or spraying the plants on a regular basis


  • Keep moist, never allow to dry out
  • If necessary, cut drainage slits in the side of the bag to prevent it from becoming water logged in wet weather
  • Water frequently in hot weather. When first truss has set, feed with Gro-Sure Tomato Food

Handy Gardening Tips

  • Store in a frost-free place away from weed killers and other garden chemicals
  • Wear gloves when handling. Wash hands after use
  • Rework compost between hands before use to reconstitute

Frequently Asked Questions

Q. Can I use this compost for my houseplants?

A. Westland Growbag could be used with houseplants however, you may want to choose a more specific to your requirements, for example our Houseplant potting mix

For any questions or advice, please contact our technical advice line on 01480 443789 (Mon – Fri 10am – 4pm) or email [email protected]

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