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The Sill promo codes & deals

1 live offerRead Oct 4, 2026thesill.com

Current The Sill offers

At a glance

Read on The Sill’s site, Oct 4, 2026

What they sell

Shop houseplants, outdoor plants, and trees from The Sill.

From thesill.com

Shipping

Free delivery to your door, for a limited time.

Returns

we replace them for free under our 30-Day Guarantee

From thesill.com/policies/refund-policy

Otherwise, we cannot offer returns or exchanges at this time.

From thesill.com/policies/refund-policy

Customer service

Phone

(888) 974-2079

Hours

Monday-Friday 9am-5pm EST

About The Sill

In their words

we’ve made it our mission to bring plants into more people’s lives

From thesill.com/pages/about-us

Background

in 2012 at the age of 26 in borrowed office space in a tiny walk-up in New York City’s Chinatown

From thesill.com/pages/about-us

What The Sill says about itself

Claims from The Sill’s own pages, attributed. We haven’t checked them.

On Trustpilot

4.3 / 5

TrustScore for The Sill, from 476 reviews.

Read Oct 4, 2026 on trustpilot.com. Trustpilot’s figure, not ours.

Questions

Does The Sill have a promo code right now?

Not a code. The Sill is running a sale that needs no code: “Olive Tree”. We read it on The Sill’s site on Oct 4, 2026.

What are The Sill’s shipping terms?

The Sill says: “Free delivery to your door, for a limited time.”

What is The Sill’s return policy?

The Sill states this in more than one place. thesill.com/policies/refund-policy says “we replace them for free under our 30-Day Guarantee”; thesill.com/policies/refund-policy says “Otherwise, we cannot offer returns or exchanges at this time.”.

How do I contact The Sill?

You can email info@thesill.com, or use the help centre at thesill.com/pages/contact.