I love a yard project that solves a real problem and still ends up looking oddly boutique, and this little pre-frost strawberry crown protector absolutely does that. By cutting the bottoms off aluminum soup cans and pairing them with one super common yard staple, you can make sturdy mini cloches that shield strawberry crowns from early cold snaps, drying wind, and temperature swings without smothering the plants.
This is the kind of practical weekend fix I gravitate to when life is busy and I still want the garden to look cared for. If you’ve got a strawberry patch, a few empty cans, and about half an hour, you can make a whole set of polished-looking protectors that sit neatly in the bed and actually stay put.
Materials
12 aluminum soup cans, 10.5-ounce size, labels removed and bottoms cut off
Instructions
1. Wash the soup cans, remove all paper labels and glue residue, and cut the bottoms off completely so each can becomes an open metal ring.
2. Check each cut edge and press down or trim any sharp burrs so the rings are safe to handle and won’t catch on leaves or gloves.
3. Cut the hardware cloth into rectangles that are 8 inches tall by 12 inches wide; make one rectangle for each can ring.
4. Curl one mesh rectangle into a cylinder that fits just inside a soup can ring, overlapping the ends by one grid square to keep the shape snug and round.
5. Slide the aluminum can ring over the bottom 2 inches of the mesh cylinder so the ring acts like a clean, sturdy collar around the base.
6. Fold the top cut wires of the mesh inward by about 1/2 inch all the way around to create a smoother rim and a stronger little cage.
7. Repeat with the remaining can rings and mesh pieces until you have a full set of crown protectors ready for the bed.
8. Set one protector over each strawberry crown so the aluminum ring sits flat on the soil and the mesh rises above the plant, leaving room for air flow and new growth.
9. Press the ring down slightly into the soil for a firm seat, then mound 1 to 2 inches of loose mulch or straw around the outside of the ring to block drafts and hold warmth near the crown.
10. Leave the protectors in place through light frost periods, then lift them off during warm stretches if needed and reset them in the evening when another cold night is forecast.
Variations & Tips
For deeper cold: Pile extra straw loosely around the outside of the aluminum ring on the coldest nights, but keep the center above the crown airy so moisture does not get trapped.
For windy beds: Make the mesh rectangles 1 inch wider so you get a fuller overlap inside the can ring, which helps the protectors hold their shape better.
For a more polished look: Use matching can sizes across the whole bed so the protectors look intentional and uniform; that’s the little detail that makes them read more “garden shop” than “recycling bin.”
Safety tip: Even aluminum can edges can be surprisingly sharp, so I always use sturdy gloves for the cutting and folding part, especially when I’m rushing to get garden chores done after work.
When to use them: These are best for shoulder-season cold protection, not for a deep hard freeze on their own; think of them as a breathable shield for strawberry crowns when nights dip low but days still warm back up.
Storage tip: Stack the finished protectors inside one another when the season ends and keep them on a garage shelf so they’re ready the minute spring weather gets unpredictable again.