86. Sheet Composting Top-dressing on
the soil surface like a garden
lasagna right onto a future
growing space.
Trench Composting - composting
directly in the soil
Cold Bin Composting Fill your
compost bin halfway with browns
and bury kitchen scraps
Bokashi Bucket anaerobic
bacteria (grass-like inoculated
bran, rice, dried leaves sprinkled
over scraps). 10 days to ferment &
“pickle” waste, forming an acidic
organic matter that must be dug
into the soil or added to a
compost pile.
TYPES OF COMPOSTING
94. Can I compost this?
Material Can I Compost? Comment
Banana skins Yes
Bird cage "waste" Yes
Bone meal Yes
Bread Yes
Cereal Yes
Citrus (e.g., oranges,
grapefruit, lemons,
tangerines)
Yes
Green/nitrogen - must cut in
half or quarter before
composting; mix with
browns & add 6-inch layer
of browns on top
Coffee grounds (with paper
filter)
Yes Green/nitrogen
Corn cobs Yes
Cornmeal Yes
Cottonseed meal Yes
Crop waste Yes
Egg shells Yes Adds calcium
104. Graphic from : https://www.emnz.com/article/microbial-imbalances-in-the-soil
105. “The secret world beneath our feet is mind-blowing – and
the key to our planet’s future : Don’t dismiss soil: its
unknowable wonders could ensure the survival of our species”
by George Monbiot in The Guardian, 5/7/2022
I
111. AS PILE TEMPERATURES &
TIME IS NEEDED FOR VARIOUS
MICROORGANISMS TO COLONIZE
112. Left: (1 year old) Last year’s material all garden stuff, grass &
leaves, kitchen: banana peels veg. trimmings from the pile’s top.
Middle: (2 years old) bottom of this year’s pile put into bags
Right: (3 years old) Finished product from the bags to be used in
the garden & greenhouse this year
GUESS WHERE THIS
COMPOST WAS MADE?
133. Contains
• 5Xs the available nitrogen
• 7Xs the available potash
• 50% more calcium
than 6” of good topsoil
• Water soluble nutrient immediately
available for plant intake.
Will not burn root system
unlike fresh raw manures
Red Wigglers
UF/IFAS
143. Fill out the questions & click the orange button
Complete the evaluation to access the composter voucher
144. Shown at the end of the presentation on 7/26/2025
This is the weblink to the
evaluation and the
voucher
This evaluation will be
accessible until Monday
at 8:00AM
GeoBin pickup starts
Wednesday, 7/30/2025
145. Evaluation
& Voucher
The Miami-Dade voucher
will be accepted for three
months while supplies last
The link to the evaluation
that leads to the voucher
will be up until
this Monday at 8:00am.
Vasquez,Laura A
lavasquez@ufl.edu
Urban Horticulture Agent and
Master Gardener Coordinator
Link to slide presentation:
TINYURL.com/HappySoil