Conceptual watercolor illustration of agricultural fields, crops and soil; not a photograph of our farm.

Pioneering worm farming.
Rooted in Northumberland.

A small business with agricultural ambition. Vermicast for farms, commercial growers and gardens.

 Shop the range

FROM OUR NORTHUMBERLAND FARM

Good things start beneath the surface.

A garden pot or a growing business. Find the right place to begin.

Botanical illustration of vegetables, herbs and gardening tools
GARDENS · POTS · ALLOTMENTS

For your garden

Vermicast, growing blends and a little help choosing.

Explore garden products →
Conceptual watercolor illustration of farmland and crops
FARMS · MARKET GARDENS · GROWERS

For farms & growers

Bulk vermicast, 1,000-litre worm tea and agricultural enquiries.

Explore agricultural supply →
THE MOUSEN STORY

An old farm.
A pioneering new chapter.

After more than 30 years out of use, we’re bringing Mousen back to life. Our engineering background is helping us build a working worm farm with a new purpose: producing vermicast for farms, growers and gardens.

We’re a small Northumberland business, learning as we go and thinking on a bigger scale.

Read our story →

PERKY WORMS · MADE FOR YOUR PATCH

A little help.
A lot of growing possibilities.

A dash of this, a sprinkle of that, and a little worm-worked goodness. From kitchen herbs to garden veg, tell us what you grow and explore a Perky blend for your patch.

Find your blend

Five blends for your growing space · 2 litre packs · £12.99 + P&P

Your plants. Your routine.

  1. Tell us about your patchAnswer a few questions about your plants, soil and growing space.
  2. Explore your suggested blendFind a starting point, with extra guidance for plants needing specialist care.
  3. Choose your rhythmBuy once or repeat every 1, 2 or 3 months. £12.99 per pack, plus P&P per delivery.

LET’S GET TO KNOW YOUR PATCH

Find your Perky blend

Answer a few questions to find your closest match from our five blends. Explore the ingredients, then choose a one-off pack or repeat delivery.

What happens beneath the surface?

Meet the worms, understand vermicast and discover why soil biology matters. Our illustrated guide makes the science clear, with independent sources for anyone who wants to dig deeper.

 Explore the science
10 Litre Premium Vermicast

10 Litre Premium Vermicast

10 Litre Premium Vermicast
£12.99
£12.99

FROM THE FARM JOURNAL

Thirty years quiet.
A new story growing.

Follow the story of Mousen: an old Northumberland farm finding a new purpose through engineering, worm farming and a willingness to keep learning.

 Read From the Farm