2018-2019 Horticultural Catalog

Rockwool
Rockwool
• One of the best and most reliable growing mediums available
• Rockwool is completely sterile and has optimum air/water ratio
• Used in commercial vegetable and floral production
• Available in propagation cubes, blocks and growing slabs
Rockwool Cubes
Coir Media
100% natural coir-base substrates
200 Grow Slab Bag
AO25/40
• Designed for seed and cutting propagation
• The individually shaped “cells” within the sheet allow for effective
air pruning which encourages rooting within, rather than between
individual blocks
• Cubes come in a 10” x 19.5” sheet; fit into a standard 10” x 20” flat
A025/40 1” cubes with a 7/16” hole on the wide end of the cube. It is
commonly used for starting lettuce and some herbs.
AX25/40 is the same size as the AO25/40 but has the hole on the
narrow end of the cube. Some growers prefer it because its base is
wider and does not topple over easily.
6000/case - 200 cubes/sheet x 30 sheets/case
A036/40 Approximately 1.5” cubes with a 7/16” hole on the wide
end of the cube. It is commonly used for starting tomato and
cucumber seedlings. It is designed to be used with the propagation
blocks which have a hole to accept the AO36/40.
2940/case - 98 cubes/sheet x 30 sheets/case
Price per Case
Model Catalog # 1-9 10 & up
AO25/40 14-08000 $ 300.00 $ 280.00
AX25/40 14-08020 300.00 275.00
AO36/40 14-08080 275.00 255.00
Rockwool Blocks
DM4-G
• Wrapped in UV resistant plastic sleeves
• Used for direct transplant of cubes or plug-raised seedlings in their
final stage before transplanting to the growing slabs
• The base of the blocks is grooved to provide drainage
The DM4-G propagation block is 3” square x 2.5” deep. It has a 1.5”
hole to accept the A 36/40 cube and is commonly used for tomatoes,
cucumbers, and peppers
The DM6-G propagation block is a 4” square 2.5” deep. It also has a
1.5” hole to accept the A 36/40 cube. Some growers prefer the larger
block which gives them the capability of holding the seedling longer
before transplanting.
Price per Case
Model Catalog # 1-9 10 & up
DM4-G 14-08200 $ 155.00 $ 147.25
DM6-G 14-08240 135.00 128.25
GroTop Expert Rockwool Slab
• Wrapped in UV resistant plastic sleeve
• Fastest draining slab because of its
vertical fibers
• For areas of high humidity
• Dimensions: 7.9” x 3” x 39”
• 12/case
Price per Case
Catalog # 1-9 10 & up
14-08300 $ 141.00 $ 131.00
800-325-3055
AX25/40
DM6-G
• Evenly crushed coco
chips compressed into an
8:1 ratio into growing slabs
• The slabs are packed in UV
stabilized co-extruded bags
• Comparatively low water holding capacity
allows excellent drainage to reduce water logging
• High air filled porosity (about 21-22%) facilitates a better
aeration for the roots. Moderate porosity for maximum growth
• pH range: 5.5-6.2
• Dimensions: 39” x 6” x 4”
Price per Each
Catalog # 1-5 6-549 550 & up
10-23200 $ 4.59 $ 4.36 $ 3.90
Coir Husk Chip Blocks
Currently used by a variety of professional
growers as an orchid media, soil
amendment (an environmentally friendly
replacement to perlite), for use in batobuckets,
top-dressing for interiorscapes,
an organic hydroponic media, also as
an ideal replacement for wood bark
and mulches in many applications.
10 lb block will yield approximately
2 cu ft
Price per Each
Size Catalog # 1-5 6-215 216 & up
10 lb 10-23020 $ 10.25 $ 9.49 $ 8.89
Compressed Coir Blocks
4:1 compressed form – easy to
handle and use. Consisting of
¼”, ½” or ¾” mesh processed
materials, it’s perfect for seedlings,
nurseries, greenhouses, lawns
or landscaping. Try this in your
potting mix in place of peat moss –
you’ll see a noticeable difference in
water retention.
• 12” x 12” x 6”
• pH range 5.5-6.2
Price per Each
Size Catalog # 1-9 10-215 216 & up
10 lb 10-23000 $ 7.19 $ 6.59 $ 6.19
Coir blocks grow starters,
made from 100% coir fiber
compressed disc packed in
a biodegradable cellulose
paper. Please inquire.
www.hummert.com
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rockwool • riococo-coir