
Seachem Flourite Black Clay Gravel justified my review and disappointment with Ultum Nature Contolsoil. Ultum is not black as advertised, but brown, that has no benefit for plant growth, it dissolves in water, makes the water cloudy and constantly disappears. Or just use Seachem Flourite or CaribSea Eco-Complete for true black substrate, excellent plant growth, no dilution or cloudiness.

Carib Sea ACS05820 Moonlight Aquarium
8 Review

5.7lb Black Small Decorative Pebbles - Versatile Gravel River Rock for Succulent Gardens, Home Decor, and Vase Fillers
8 Review

π¬ Stylish and Durable Black Mesh Desktop Letter Sorter - Perfect for Organizing Letters on your Desk
8 Review

πͺ¨ CJGQ Black Pebbles for Plants 7lb - Bulk Bag of Aquarium Gravel 1-1.5 inch - Decorative Polished Stone for Fish Tanks - River Rocks
9 Review

π§² Efficient Magnetic Fish Tank Cleaner: KEDSUM Floating Clean Brush with Handle Design
34 Review

Jasonwell Magnetic Aquarium Fish Tank Glass Algae Cleaner - Floating Brush (L Size)
37 Review

π U-BCOO Aquarium Gravel Cleaner Fish Tank: Manual Siphon for Efficient Filter Gravel Cleaning and Water Change in Tanks
22 Review

Mini pump Xiaomi Mijia Electric Pump 1S, plastic, black
55 Review