Shop comparison · updated weekly
The Sill vs Costa Farms
Prices, stock, guarantees and winter shipping, side by side
By the Plantshop.com Editorial Team · Checked · How we research
The short answer
We compared 16 plants that both shops had in stock on 7 Nov 2026 in the same size class. The Sill was cheaper on 2 and Costa Farms on 14. The Sill stocks 41 of our 71 plants; Costa Farms stocks 24. Size classes are approximate (shops name sizes differently), so check pot diameter before you buy.
Policies compared
| The Sill | Costa Farms | |
|---|---|---|
| Independent rating | 4.5/5 (1,284 reviews) | Too few reviews |
| Guarantee | 30-day guarantee | Refund via support ticket if it arrives in poor condition |
| Shipping | Free over $99 | Included in price |
| Winter shipping | $5 cold-weather pack with heat pack | Heat pack included |
Same plant, both shops
Lowest in-stock price in the smallest size class both shops offer, plant only, before shipping.
| Plant | The Sill | Costa Farms |
|---|---|---|
| Alocasiamedium size | $59.00 Alocasia Bambino | $36.00 Alocasia Polly | medium |
| Bird of Paradiselarge size | $109.00 Bird of Paradise | $79.00 White Bird of Paradise | large |
| Bird's Nest Fernmedium size | $69.00 Bird's Nest Fern | $36.00 Bird's Nest Fern | medium |
| Calatheamedium size | $169.00 Patterned Calathea Party Pack | $34.00 Calathea Pink Star | medium |
| Chinese Evergreenlarge size | $69.00 Aglaonema Siam | $79.00 Silver Bay Aglaonema | large |
| Christmas Cactusmedium size | $69.00 Christmas Cactus | $43.00 Zygo Holiday Cactus | medium |
| Dracaenalarge size | $149.00 Dracaena Marginata Tree | $79.00 Dracaena Golden Heart | large |
| Fiddle Leaf Figmedium size | $59.00 Fiddle Leaf Fig | $39.00 Little Fiddle Leaf Fig | medium |
| Majesty Palmlarge size | $109.00 Large Majesty Palm | $68.00 Majesty Palm | large |
| Monstera Thai Constellationlarge size | $79.00 Monstera Thai Constellation | $99.00 Thai Constellation | large |
| Peace Lilylarge size | $169.00 Peace Lily Party Pack | $68.00 Sweet Pablo Peace Lily | large |
| Philodendron Pink Princessmedium size | $79.00 Philodendron Pink Princess | $39.00 Pink Princess Philodendron | medium |
| Ponytail Palmmedium size | $59.00 Ponytail Palm | $42.00 Ponytail Palm | medium |
| Pothossmall size | $59.00 Pothos Marble Queen | $33.00 Golden Pothos | small |
| Snake Plantsmall size | $59.00 Snake Plant Cylindrica | $35.00 Snake Plant | small |
| ZZ Plantlarge size | $119.00 ZZ Plant | $79.00 ZZ | large |
Full profiles: The Sill · Costa Farms · all shops we check weekly · buying plants in winter
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Sources
- Each shop's public catalogue and policy pages, checked 7 Nov 2026