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Gardening Q&A with Experts: Get Your Gardening Questions Answered

by Gregory
3 minutes read

Gardening Q&A with Experts

Introduction

Do you have gardening questions? Our experts are here to help! Each month, they answer a selection of your questions and share their advice.

Expert Panel

  • Ashley Edwards, Head Gardener at Horatio’s Garden
  • Humaira Ikram, Garden Designer and Course Instructor
  • Christine Walkden, Garden Writer and TV Personality
  • Matt Biggs, Horticulturist with over 30 years of experience

Your Questions Answered

How to Make My Plum Tree Healthier

  • Use winter wash to protect from pests and diseases.
  • Feed with high-potash fertilizer in late winter.
  • Keep a grass-free circle around the tree.
  • Prune in summer to create an open form.

Can I Propagate Cordyline Cuttings?

  • Yes, you can cut off the small shoots at the base and plant them in a pot with free-draining compost.
  • Place in sunlight and water regularly.

Training Apple Trees to Grow Downwards

  • Cut back previous year’s growth by one to two thirds in late winter.
  • This will encourage side branching.
  • Bend the stem towards the horizontal and anchor it with a string or weight.

Why Are My Camellia Leaves Yellow?

  • Camellias like acidic soil. Yellowing leaves may indicate alkaline soil.
  • Other causes include underwatering, overwatering, or viruses.

Tips for Growing Goji Berries

  • Plant in a sunny spot with well-drained soil.
  • Train against a wall or fence.
  • Fertilize each spring with a high-potash fertilizer.

Ivy on Hawthorn Trees

  • Ivy generally does not harm trees.
  • It provides shelter for wildlife and blooms late in the year.
  • If you want to remove ivy, be aware that it may take several years for the garden to recover.

When to Start Ranunculus

  • Soak ranunculus bulbs for 12 hours before planting.
  • Plant in late summer to early winter.
  • Choose a well-drained spot with plenty of sunlight.

Getting Rid of Wild Garlic Plants

  • Remove them by digging out the bulbs before they fully establish.
  • Repeat this process year after year to weaken the plants.
  • Alternatively, you can cover the area with black cloth or sheeting to block out sunlight.

Evergreen Hedge Plants for Wet Peat

  • Camellia x williamsii E.G. Waterhouse
  • Camellia japonica Elizabeth Cooper
  • Erica arborea Albert's Gold
  • Rhododendron Rocket
  • Rhododendron Phyllis Korn

Raised Vegetable Bed in Front of Air Source Heat Pump

  • It’s not recommended to plant a raised vegetable bed in front of an Air Source Heat Pump.
  • The different microclimate around the pump can make it difficult for plants to thrive.

More Gardening Tips

  • Visit our website for more gardening advice from our experts.
  • Watch videos of Adam Frost answering your questions.
  • Explore our archives for previous Q&A articles.

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