Fibrous root system of Londonplane tree seedling in 60-cell Rootmaker®.
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For grafting or handling individual units, 18 and 32 cell cavities are available as singles. Use complete respective tray for support.
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Air root-pruning RootMaker® propagation containers in 18, 32, or 60 cell trays or original 4-pack. Staple supplies of a successful greenhouse or nursery.
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Tree seedlings from RootMaker® plastic propagation containers.
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Root control, direction creates fibrous roots in RootMakers®.
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Washed seedling roots show how roots are directed to air openings and are air root-pruned.
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Air root-pruning 18-cell plastic propagation containers.
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Use of regular round, 1 gallon plastic containers as support for RootMakers®.
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32-cell air root-pruning plastic propagation containers.
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RootMaker® propagation trays in nursery production.
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Using RootMaker® propagation trays to air root prune ornamental nursery stock.
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32-cell air-root pruning plastic propagation trays or plug trays.
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The original air-root-pruning container, the RootMaker® 4-pack. This air pruning pot was patented in 1988.
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Our plastic propagation containers (plug trays) air-root-prune. Set on raised benches in greenhouses to increase air circulation.
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Air root-pruning in RootMaker® propagation trays (plug trays). A safe method to air root-prune.
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River birch in RootTrapper®-in-pot inserts in nursery production.
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Knit fabric treebag prunes roots inside by constriction. Easily harvested smaller rootball, but more roots.
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Roots branch behind callous bridge which forms when small roots grow through the knit fabric gro bag but cannot expand.
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Easily harvested root-pruning knit fabric treebag or grow bag. Smaller rootball than B&B, but actually contains more roots.
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Fibrous root system inside our tree bags or grow bags created by fabric root pruning. No mechanical pruning open wounds.
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RootTrapper®-in-pot, a unique fabric plant bag insert. Corrects pot-in-pot problems of root escape while creating a fibrous root system.
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Harvested Knit Fabric In Ground Container prunes by constriction.
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Control of root growth direction in RootMaker® square 1-gallon for fibrous root system production. Roots are sent to openings to air root prune, then branch with this method.
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With root directing base, RootBuilder® II HIGH 5 can be handled like a standard #5 but no circling roots.
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100% of HIGH 5 directs roots but air pruning openings are only 6% of sidewall total for water conservation.
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A kit of root directing base, RootBuilder® II air root pruning sidewall, and cable ties can be assembled to create the HIGH 5.
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Cinder block fabric bags in nursery production. Fibrous root system, temperature insulation, and does not blow over.
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Started in RootMaker® propagation trays, these cinder block fabric tree bags were removed and washed to show the fibrous root system inside.
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Seedlings grown in cinder block bags. One season's growth.
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3-gallon root system. Right, washed to show the mass of small roots inside.
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Fibrous root system from round 1-gallon (trifoliate orange).
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Without, and with the benefit of the RootTrapper®.
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1-gallon RootMakers® plastic pots in nursery production (oaks).
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Fibrous roots from RootTrapper® grow bag.
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3-gallon RootMaker® containers in nursery production. Tree liners equipped for transplant success.
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3-gallon RootMaker® in socket pot, which prevents blow-over and provides some temperature insulation.
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Root branching plastic inground pot, the Grounder™. Insulates, no blow-over. Not pot-in-pot, just the right pot.
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Root escape comparison after 1 year. On the left is the standard pot-in-pot escape; on right, RootTrapper® insert.
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Root pruning 24-inch knit fabric in-ground grow bags with 3 to 4 inch diameter oaks and pistache.
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Right, no circling roots in RootTrapper® fabric tree bag, above ground or PIP. Left, same circling mess from standard pot.
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3-inch oak root system inside RootBuilder® II. Equipped for landscape transplanting success.
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3-inch oak root system inside RootBuilder® II. Equipped for landscape transplanting success.
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Highly branched root system inside RootTrapper®.
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New RootBuilder® II expandable container side design is more efficient with directing roots to openings to air-root prune.
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RootTrapper® root-pruning containers in nursery production. Insulates and conserves water.
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Trapper with Grounder™ base lets roots anchor or tack. We pushed this over to show roots anchoring after 3 months.
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Air-root-pruning RootBuilders® in production. Expandable.
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15-gallon RootTrapper® above-ground root pruning container. Cool, water-conserving.
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Winter 2004-2005 in North Central Oklahoma had a low of 4 degrees F. Notice weather protection from cold by RootSkirts®.
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Left, roots were cooked on sun-exposed side of unprotected container. Right, still many white roots due to RootSkirt® protection.
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Chaps protect stems from herbicide injury and temperature extremes. Install with stapler, reuseable.
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Temperature sensitive plants benefit from root zone protection by RootSkirts®.
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RootBuilder® II air root prunes large trees. Cut cable ties or rivet tips to add section to expand container.
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Not your typical plastic pot root system. Fibrous roots, partially washed, created by RootTrapper® root pruning container ready to thrive in a landscape.
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Whitcomb System® results. RootMaker® propagation (3 mo.), 12-inch knit fabric treebag (2 yrs), bag removed, field-grown 3-years, tree spaded.
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Without RootMakers®... a taproot and not much else. Without the benefit of RootMakers®, this is what is inside most B&B tree rootballs.
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Oak in RootBuilder® ready to thrive in the landscape.
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Large oak in RootBuilder® expandable container.
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RootBuilder® fibrous rootball means transplant success. Many tiny roots hold the rootball together.
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Fibrous root system of large elm. Propagated in RootMakers®, field grown, then finished in RootBuilder® for 5 months.
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Trees in RootTrapper®, with ability to root prune by root tip trapping.
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60-gal RootTrapper® above ground fabric tree bags.
