• FlowGrow planting sponges for hydroponic tower seedlings
  • Planting sponge sheet with 64 holes for FlowGrow towers
  • Planting sponge supporting a seedling in a FlowGrow tower
  • Planting sponges in a green germination tray for hydroponic seedlings
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Planting Sponges 64 Holes

Planting Sponges 64 Holes

FG-SPONGE64

$14.90 NZD
$14.90 NZD
Sale Sold out
Shipping calculated at checkout.

Support seedlings as they establish in your FlowGrow tower with easy-to-use planting sponges.

These planting sponges are designed to hold young plants securely inside FlowGrow net pots while roots grow down into the tower, where they can reach the circulating nutrient water.

Useful for starting new plants, replacing used sponges, or keeping extras on hand for your next round of growing.

What's Included

  • 1 sheet of planting sponges
  • 64 planting holes
  • Designed to support seedlings inside FlowGrow net pots
  • Suitable for use with FlowGrow tower growing sites

Net pots, rockwool cubes, seedlings, nutrients, and towers are sold separately unless included in a bundle.

Specs & Care

  • Planting sponge sheet with 64 holes
  • Supports seedlings in FlowGrow net pots
  • Helps hold plants upright while roots establish
  • Suitable for leafy greens, herbs, strawberries, and other compact plants suited to tower growing
  • Use with healthy seedlings that have visible roots and 2–3 true leaves
  • Keep unused sponges dry and clean before use
  • Replace used sponges between growing cycles
  • Do not reuse sponges that show mould, root rot, or heavy buildup
  • Best used alongside FlowGrow net pots and rockwool starter cubes

Delivery & Support

Free NZ shipping applies to FlowGrow towers and tower starter bundles.

Standard NZ shipping applies to standalone Starter Kits, nutrients, accessories, growing essentials and replacement parts.

Orders are shipped from New Zealand, with tracking details provided once your order is on its way.

Need help choosing the right setup? Contact us, and we’ll be happy to guide you.

Compatible with

Compatible with FlowGrow 6, 9, and 12-layer tower systems.

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