Mazus

Ground Cover

Mazus

Mazus reptans

Also known as: Cupflower, Creeping mazus

Ground CoverHerbaceous Mazaceae Ground CoverOrnamentalPollinatorBorder Plant
Hardiness Zone
5-9
Ideal Temp
45–78°F
Survives Down To
-20°F
Life Cycle
Perennial

Mazus (Mazus reptans) is a mat-forming perennial herb with small scalloped leaves and snapdragon-ish purple-blue flowers held just above the foliage in spring. It spreads by slender stolons into a dense, walk-tolerant lawn alternative in cool, moist sites—typically only a few inches tall, best where turf pretends to be civilized but secretly wants shade and water. subtropical and tropical Americas: Treat as a cool-season or shaded microclimate ground cover; humid heat can stress it, so favor morning sun, afternoon shade, and consistent moisture—think path edges under trees, not beach parking medians. ☀️💧 Sun and Water Requirements: - Part shade to full shade in hot climates; cooler regions accept more sun if soil stays evenly moist. - Medium water; avoid drought cycles that turn the mat crispy; improve organic matter so roots do not cook. ✂️ Propagation: - Division in early spring or autumn; reset small plugs on 6–8 inch centers for faster closure. - Soft cuttings: take runners with a heel, stick into moist potting mix under humidity in warm weather. 🌾 Harvest / Best Use Timing: - Ornamental use: shear lightly after main flush if you dislike the seedy look; avoid scalping into bare mud. - Best establishment window is the mild shoulder seasons when evaporation is not running a shakedown racket.

Good Neighbors
  • Creeping Phlox — different texture and spring color stack; phlox handles slightly drier toes while mazus takes the shadier, wetter interstices.
  • Carpet Bugle — complementary mat with contrasting foliage color; together they confuse the eye of weed seedlings looking for open real estate.
  • Maidenhair Fern — fine fronds cast dappled shade and raise humidity at ground level, which keeps mazus from auditioning as hay.
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Slugs
Gastropoda