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Cucurbita

Sweet Mama Squash

Cucurbita maxima

Also known as: Sweet Mama Kabocha Squash, Kabocha Squash F1

  • Veggies
  • Full Sun
  • Medium
  • 30–45 cm
  • 180–240 cm
  • 120–150 cm
  • Medium

Bloom window: Summer

Sweet Mama Squash is a kabocha-type winter squash with sweet, dry, chestnut-like flesh and strong yields. Vigorous vines need space and full sun for reliable Manitoba harvests.

Soil
Well-drained, Loam
Native status
Introduced
Growth rate
Fast
Flower colour
Yellow
Foliage colour
Green
Foliage habit
Deciduous
Landscape use
Mass planting
Attracts
Bees
Resistant to
Disease

Care guides

Watering

Keep Sweet Mama Squash on a steady moisture cycle so the top few centimetres never bake into a hard crust while plants are actively expanding foliage, bulbs, or fruit. Water at soil level early in the day, deeply enough to wet the full root zone, then allow light drying at the surface before the next thorough soak. Aim for the feel of a well-wrung sponge: moist throughout, never swampy. Mulch garden rows to stabilize moisture between rains. Reduce watering as crops finish or begin curing so flavours concentrate and storage quality improves.

Sunlight

Sweet Mama Squash (Cucurbita maxima) should be placed in full sun. For strongest stems, colour, and flower or fruit production, provide at least 6 hours of direct daily sun, with morning light especially valuable before intense Manitoba afternoon heat. Sites under dense tree canopies or on the north side of buildings typically produce leggy growth, fewer buds, and weaker colour—avoid those locations for this plant. At a mature size around 30–45 cm, give neighbouring plants enough space so they do not shade out the crown as the season progresses.

Pruning

Keep Sweet Mama Squash productive by harvesting regularly and removing yellowing or damaged leaves promptly. Pinch or prune growing tips on herbs to force bushier branching, and stake or cage vining or heavy-fruiting crops before they flop. Clear spent plants after frost and rotate beds where disease has been an issue. Keep beds weed-free; shallow cultivation avoids damaging surface roots.