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Premium Lava Rock Aggregate for Bonsai Soil – Choose Red or Black Lava

Price:
$44.95
SKU:
SLRED01-18L
Shipping:
Calculated at Checkout
Choose Your Lava Color: (Required)
Choose Your Bag Size: (Required)
No Extra Shipping charges for Add-ons if purchased now.
A three-piece set of beige, plastic soil scoops designed for bonsai gardening and precise potting. The image shows three different-sized scoops—small, medium, and large—nested neatly inside each other for compact storage. Each scoop features a smooth, cylindrical body that tapers into an angled, pointed tip, making it easy to scoop and accurately place soil into small pots or around delicate bonsai roots. The scoops are shown standing vertically against a plain white background, highlighting their matte, tan-colored plastic material and graduated sizes.
A top-down view of a bonsai soil sieve set, featuring a circular, copper-toned metal frame positioned above three interchangeable mesh screens. The frame has two thin cross-bars inside for support. Below, the three circular stainless steel screens, shown in varying mesh sizes from fine to coarse, are arranged in an overlapping fan pattern. This tool is designed for sifting and grading soil during the bonsai re-potting process to ensure optimal drainage and aeration for tree health.
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We replace trees damaged in transit—no questions asked.

Premium Lava Rock Aggregate for Bonsai Soil - Choose Red or Black Lava

This premium lava rock aggregate is a ready-to-use bonsai soil component used to improve drainage, aeration, and long-term structure in bonsai soil mixes. It is available in both Red Lava and Black Lava, giving you the flexibility to choose the look you prefer while still getting the same general performance benefits lava rock is known for.

Lava rock is a popular aggregate for bonsai, succulents, cactus, and other container plants because it is porous, durable, and slow to break down over time. It helps prevent soil compaction, supports airflow in the root zone, and contributes to a more stable, better-draining soil mix.

Red Lava or Black Lava?

For most customers, the main difference between red and black lava is appearance and personal preference. Both are excellent bonsai soil additives and provide similar functional benefits in a soil blend.

Choose Red Lava If You Want:

  • A more traditional bonsai soil look
  • The same general style of lava commonly used in many premium bonsai blends
  • A warmer, more classic appearance in the finished mix

Choose Black Lava If You Want:

  • A darker, more understated look
  • A bonsai soil mix with a more muted visual appearance
  • The same drainage and structural benefits with a different color preference

In simple terms: choose Red Lava if you want the more traditional look, and choose Black Lava if you prefer a darker appearance. Both work very well in bonsai soil mixes.

Why Growers Use Lava Rock

  • Improves drainage in bonsai soil mixes
  • Helps increase airflow around the roots
  • Supports long-term soil structure
  • Helps reduce soil compaction over time
  • Useful for bonsai, succulents, cactus, and other container plants

Ready to Use

Our lava rock is prepared for bonsai use and offered in multiple bag sizes for convenient storage and handling. It is intended to be a practical aggregate for repotting, soil mixing, and general container growing.

Because lava rock is a natural material, some variation in shade, texture, and particle shape is normal.

Particle Size

This lava rock is currently offered in a versatile standard medium grade, which works well for many bonsai soil mixes and general container plant use.

  • Standard / Medium Grade: A practical all-purpose 1/4" grain size for bonsai soil blending, repotting, succulents, cactus, top dressing, and other container plant applications.

Common Uses

  • Bonsai soil mixing
  • Succulent and cactus blends
  • Top dressing
  • Drainage layers
  • Humidity trays

Available Sizes

This product is available in multiple bag sizes so you can purchase the amount that best fits your collection and repotting needs.

  • 2.25 Quarts
  • 4.5 Quarts

A Core Ingredient in Bonsai Soil Blends

If you mix your own bonsai soil, lava rock is one of the most useful aggregates to keep on hand. Whether you choose red or black, it is a dependable component for building a more porous, durable, and better-draining soil blend.

We ship thousands of bonsai trees and supplies each year, and every order is packed with care by our team. Live trees are watered, secured, and packaged to help them arrive safely and ready for their new home.

Live bonsai trees generally ship early in the week, Monday and Tuesday, to reduce time in transit. Tools, pots, soil, fertilizer, and other non-living items usually ship throughout the week.

Bonsai Outlet is a licensed nursery, not just a warehouse. We follow the proper inspection and certification requirements for shipping live plants across state lines. When a state requires additional documentation, such as a nematode certificate or nursery inspection certificate, we work to ensure the proper requirements are met before shipping.

For complete shipping and return details, please visit: Shipping & Returns

Shipping & Delivery Transparency

  • Shipping Timeline Estimate

    Orders ship Monday & Tuesday to ensure healthy delivery.

  • Cold Weather Considerations

    Dynamic messaging based on the user’s location (e.g., “Due to winter temperatures in your area, shipping may be delayed for tropical species.”)

  • Delivery Guarantee

    If your bonsai arrives damaged, we’ll replace it – hassle-free.

  • Local Pickup Option

    For customers within a certain radius.

Not All Bonsai Are Created Equal – Here’s Why We’re Different

Since 1987, we've been crafting premium bonsai trees,
curated by experts to thrive in your home.

  • Bonsai is all we do
    – since 1987
  • Developed, older trees
    with expert styling
  • Premium ceramic pot
    with drainage holes
  • High-quality,
    proper bonsai soil
Bonsai Tree