Home > Question >

What is causing the small lumpy growths on the branches of my Spruce tree?

Our Advice:

These are caused by the feeding of the Pineapple gall adelgid at type of aphid. They can seriously weaken the tree, making it vulnerable to other pests and diseases. To control this pest you can spray your tree with Bug Clear Ultra from Scott's or SB Plant invigourator in in mid-spring, and again in late-summer or early-autumn.

Here are some related questions:

Not what you are looking for?

If you can't find what you are looking for on the website then you can ask one of our experts. To get in touch with us Click Here

We will try to get back to you with an answer as soon as we can.

Here is some more information for you:

Did you find this answer useful? Subscribe to our newsletter for gardeing news, projects, special offers and competitions.

Ask another gardening question:

Learn More About Pests and Diseases

Gardening Projects for January

---

How to: Maintenance Pruning

How to take Hardwood Cuttings

How to Propagate Mistletoe

How to Make a Bird Feeder

Latest Gardening Videos

---

How to Grow Orchids

When and how should I prune a jostaberry?

How should I overwinter a potted Canna lily?

How do I protect container plants from the cold?

How do I insulate my greenhouse?

Why are there brown / black marks on my Hellebores?

All Videos

Explore Gardens from Around the World

Nongnooch Tropical Garden
Pattaya, Thailand

Saint Petersburg Botanical Garden
Saint Petersburg, Russia

Gardens of Versailles
Versailles, France

Desert Botanical Garden
Phoenix, Arizona, USA

Gardens of the Generalife, Alhambra
Granada, Spain

Dubai Miracle Garden
Dubai, United Arab Emirates