Soil Care Kit

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Save when you buy a kit! Try our new Soil Care Kit to take your plant care to the next level. Kit includes one 8 fl oz bottle of fertilizer (9-3-6 NPK ratio), one 3-in-1 Moisture Meter (tests moisture, pH value, and light level), and a medium bag of our signature potting mix.

Potting mix ingredients: coir, compost, aged pine bark, rice hulls, earthworm castings
Potting mix net volume: 100 oz
Fertilizer: all-natural, 9-3-6 NPK ratio, 8 fl oz (approximately 40 applications), made in the USA

Shipping & Returns

We offer free standard shipping on all orders $79+. Orders under $79 ship for a flat $15 fee. View our full shipping policy.

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Plant Care Help: Virtual Plant Appointment

From plant-specific care, to repotting tips and tricks, to pest identification—we’re here to help. Chat directly via video with a knowledgeable houseplant expert from The Sill team. We’ll kick off your appointment with a quick environmental assessment of your space, then dive into your care questions and concerns. Post consultation, we’ll email over a recording of your session to have on hand. Appointment windows are available Monday through Friday between the hours of 9am and 5pm, and are subject to our houseplant expert’s availability.

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