Segment 4 of S4E3 Garden questions answered early/Mid March- The Wisconsin vegetable Gardener radios show

The Wisconsin Vegetable Gardener Radio Show from
March – Oct weekly
Heard on Joy 1340 AM & 98.7 FM Milwaukee, WI Saturday mornings 7-8 AM CST http://player.listenlive.co/41841
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Heard on KDIZ 1570 AM Minneapolis, MN Saturdays 4-5 PM and replay Sundays 2-3 PM CST http://player.listenlive.co/57071
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Heard on WRMN 1410 AM & 96.7 FM Elgin/Chicago, IL Sundays Noon-1 PM CST https://www.wrmn1410.com/
Heard on KYAH 540 AM Delta/Salt Lake City, UT Saturdays 1-2 PM MST Reply Sundays 9-10 PM MST https://www.yahradio540.com/listen-live/
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Check out https://thewisconsinvegetablegardener.com/
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Or call 24/7 leave your question at 1-800 927-SHOW

In segment three Joey and Holly welcome their guest author Katie Elzer Peters

Katie Elzer Peters is an author, copywriter, editor, blogger, and gardener. She is also a marketing expert and has written a number of books.

Your very first book is the Beginners Illustrated Guide to Gardening – this book is full of really good beginner garden advice. What inspired you to write it and what is one of your favorite tips in the book?
You worked in botanical gardens before you became a business/market consultant, editor, etc – what was the reason you decided to make the career change?
You have a book on No- Waste Gardening, which has an ecologically minded topic – why is sustainable gardening important to you?
What is your favorite vegetable, or most notable, to regrow from kitchen scraps?
We embrace failure as gardeners, and in our lives, and use it to grow from (no pun intended) – what is a garden failure, or life failure, you learned from?
Where can we find out more about you?

Garden questions answered in segment four by Joey and Holly
Q: Mary from Silver Spring, MD I'm starting a garden. Where should I buy my vegetable seeds from?
A: we would suggest https://www.seedsavers.org/ they have a great selection
Q:Barb and Joel ask
I have a question about carrots and have not seen an answer anywhere.
Years ago, I could grow great carrots – now in the same garden the carrots come up great but when they reach maturity, the tops, about an inch down the actual carrot, are brownish with holes in them. No bugs or animals are apparent. What could this be?
I have rotated the carrots to different sections of the garden and plant two different varieties, but all are the same.
Help please

A:you have carrot fly
Choose resistant varieties.
Avoid thinning out. As this puts the smell int he air
Cover with fleece.
Make fly barriers.
Grow with alliums. Grow carrots alongside strong-smelling companion plants such as alliums, including chives and garlic.
Mix with other crops.
Sow later.Sow carrots late in the season – sowings made from June onwards usually avoid the first generation of pests, although further generations of flies can attack from July to September.
Rotate your crops
Avoid parsnips and celery
Use controls Use a biological control, such as carrot fly nematodes, or a sticky trap.

Q: I sprayed between my trees with grazon to kill the weeds not the grass, The trees do not look well dying and curling up. How long will the grazon stay in the soil

A: Grazon is a Persistent herbicides can remain active in soil for up to 2 years, sometimes even longer. And even if you have compost from animals that has eaten the grass that wa(continued)