Am I the jerk for calling my husband delusional for demanding I give him half the profit of my business that he didn't support in the first place?

My husband, 35-year-old male, is a bank clerk.

And I, 29, have a working-from-home job which I can hardly bear since I'm an active outdoor person,

and I like doing gardening stuff in particular.

I figured since I have a background in gardening,

I'd use our spacious backyard to grow flowers and sell them online, after arranging and organizing

them into bouquets. When I brought this up with my husband, he said this was the worst idea ever,

and added that this would be a major waste of time and money and suggested I look for a

second job instead. I didn't listen and started my business little by little. In a matter of 18

months, it started bringing in decent money, and I gained customers. My husband offered to look at how

much I was able to make in the past months, and was pretty impressed. The other day, he was standing

with his drink while I was checking my flowers. He talked about what a good job I was doing

keeping our business flowing. I corrected him about it being our business and reminded him about

how little faith he had in my potential to make decent money out of growing, selling and cutting flowers.

He said, well, I honestly didn't think your little gardening hobby was going to get you anywhere.

But now that business is flourishing, I want my fair share of the profit, and I won't settle for

less than 50%. I was honestly completely caught off guard by what he said. He's shown zero interest in my

business since it started up until this point. He in fact thought it was a waste of time and money.

I was puzzled and asked why he thought he should get any share of profit, let alone 50%.

His answer was that I was using his soil to grow my flowers on. I said that this was our

house and our soil, not just his since we're married and both our names are on the title. He said,

Actually, I owned this house long before you came along, so it's technically mine. I replied that he

...