You can find red plastic mulch at most garden supply stores or online, such as this Red Mulch Garden Plastic Film. Prep your soil, ensuring it's smooth, debris-free, and moist. If using drip ...

The next one was red mulch. “I have had people that have come up to me and said, ‘Hey, is dyeing mulch bad for my garden,’ and it’s not,” said Brueggerhoff.