Welcome to OCAS

Since 1923, our friendly, volunteer-run allotment site covers around 12 acres (4.83 hectares) in the heart of Cambridge.

We have 300 members with people from all walks of life whom enjoy gardening here.

OCAS Rules

To help keep our site welcoming, safe and enjoyable for everyone, please adhere to our rules.

Please maintain regular upkeep of your plot.

Please do not use harmfull pesticides on our site.

The site speed limit is 5 km/h. Our roads are unsurfaced and expensive to repair.

Please leave the toilet clean and tidy for the next person.

The water troughs are open from spring until the first frost. Please use water wisely.

Dogs are allowed on leads.

Please do not enter another person’s plot unless you have been invited.

Please adhere to our composting guide.

We have a number of policies that we ask all members to adhere to.

Privacy

Health & Safety

Plastic Clean up extended

Plastics clean up extended till 23rd April. Read more here.

Composting

Have you read our useful guides on composting, watering and the use of plastics?

Summer party

A save the date for our famous summer party will follow soon!

Potatoes

If you ordered seed potatoes they are now ready for collection in the shop.

Address:

20A Pakenham Close, Cambridge CB4 1PW

2026