Ask Klaus

Vegetable Growing Questions & Answers By Klaus Laitenberger

Throughout the year Klaus is asked hundreds of vegetable gardening queries and now here is your chance to ask him directly and read his reply here. Just email your questions and Klaus will reply.

Short Video of Tilled Earth Opening

Here is a short video filmed by our niece Hannah Schuetz at our opening of Tilled Earth https://greenvegetableseeds.com/wp-content/uploads/2026/07/Video-Hannah.mp4

Using Fresh Seaweed

Q: Hi Klaus, I have my allotment in Skerries and can get good fresh seaweed. Should I dig it into the soil in my polytunnel or put it on top…

Vegetables for the Polytunnel and Greenhouse

Q: Hi, I was wondering if I can order a copy of your book ‘Vegetables For The Polytunnel & Greenhouse’ ? I recently bought your book A Vegetable ‘Handbook and…

Frost Damage On Potatoes

Q: Frost damage on potatoes I have sown your mixed salad which has grown extremely well and is delicious. Have also planted tomatoes and am now ready to plant your beetroots.…

Garlic Spray

Q: Garlic Spray Hello Klaus The seeds I ordered from you have now started to grow well and I am interested to know how you make the Garlic spray that…

Treated Fence Posts

Q: Treated Fence Posts Hello Klaus, I hope you are keeping well. I hope you don’t mind me emailing you but I have a question in relation to treated fence…

Kale & Chard

Q: Kale and Chard Chard and Kale … what a magnificent start for any small gardener. I have just pulled up last year’s Kale plants….nearly a metre high and having…

Chitting Seed Potatoes

Q: I have some potatoes left from last year. They were quite scabby. Can I re-plant them now as seed potatoes or should I buy new ones ? A: You …

Modular Trays

Q: One other quick question, I am trying to find info on the appropriate sized module tray for different seeds, I presume it just size of seed really and how…

Digging In Leaf Mould

Q: Last year I was mulching all my beds with leaf mould and then dug it into the beds in spring. All crops were very poor and never grew properly.…