NYC HORTICULTURIST EXAM | ULTIMATE
QUESTION BANK WITH VERIFIED CORRECT
ANSWERS | GUARANTEED SUCCESS
1. Under New York City Administrative Code §18-128,
a horticulturist working in a public park must obtain a
permit from NYC Parks Department before applying
any pesticide. This requirement applies to:
A) All pesticides including organic
B) Only restricted-use pesticides
C) Only synthetic chemical pesticides
D) Only rodenticides
Correct answer: A
Rationale: NYC requires permits for all pesticide
applications in public parks, including organic and
biological pesticides, due to high public exposure.
2. A horticulturist in NYC is designing a green roof for
a building in Manhattan. Under NYC Building Code
§1507, the minimum depth of growing medium for a
"semi-intensive" green roof is:
A) 2 inches
,B) 4 inches
C) 6 inches
D) 12 inches
Correct answer: C
Rationale: NYC Building Code classifies green roofs:
extensive (2-4 inches), semi-intensive (6-12 inches),
intensive (>12 inches) with corresponding structural
load requirements.
3. Under NYC Parks Department regulations, a
horticulturist must report the discovery of a tree with
Asian longhorned beetle (ALB) damage within:
A) 24 hours
B) 48 hours
C) 72 hours
D) 7 days
Correct answer: A
Rationale: ALB is a federally quarantined pest in NYC;
immediate reporting (within 24 hours) is required to
USDA and NYC Parks.
,4. A horticulturist in NYC is installing a rain garden in
a public park. Under NYC Department of
Environmental Protection (DEP) guidelines, the rain
garden must be designed to capture the first how
many inches of rainfall?
A) 0.5 inches
B) 1.0 inches
C) 1.5 inches
D) 2.0 inches
Correct answer: B
Rationale: NYC DEP requires rain gardens to capture
the first 1 inch of rainfall (90% of storms) to reduce
combined sewer overflow.
5. Under NYC Administrative Code §18-129, a
horticulturist must obtain a Tree Work Permit from
NYC Parks before:
A) Pruning any street tree
B) Removing any tree on private property over 6
inches DBH
C) Planting a tree within 20 feet of a fire hydrant
D) All of the above
, Correct answer: D
Rationale: Tree Work Permits are required for
pruning/removing street trees, removing private
trees over 6 inches DBH, and planting within
restricted zones.
6. A horticulturist in NYC is managing soil in a
community garden that has elevated lead levels (400
ppm). Under NYC Health Code, the horticulturist
must:
A) Remove and replace all soil
B) Cover the soil with 6 inches of clean soil or raised
beds
C) Apply lime to immobilize lead
D) Plant only ornamental species
Correct answer: B
Rationale: NYC Health Code requires soil capping (6
inches clean soil) or raised beds for lead >400 ppm;
removal is not required.
QUESTION BANK WITH VERIFIED CORRECT
ANSWERS | GUARANTEED SUCCESS
1. Under New York City Administrative Code §18-128,
a horticulturist working in a public park must obtain a
permit from NYC Parks Department before applying
any pesticide. This requirement applies to:
A) All pesticides including organic
B) Only restricted-use pesticides
C) Only synthetic chemical pesticides
D) Only rodenticides
Correct answer: A
Rationale: NYC requires permits for all pesticide
applications in public parks, including organic and
biological pesticides, due to high public exposure.
2. A horticulturist in NYC is designing a green roof for
a building in Manhattan. Under NYC Building Code
§1507, the minimum depth of growing medium for a
"semi-intensive" green roof is:
A) 2 inches
,B) 4 inches
C) 6 inches
D) 12 inches
Correct answer: C
Rationale: NYC Building Code classifies green roofs:
extensive (2-4 inches), semi-intensive (6-12 inches),
intensive (>12 inches) with corresponding structural
load requirements.
3. Under NYC Parks Department regulations, a
horticulturist must report the discovery of a tree with
Asian longhorned beetle (ALB) damage within:
A) 24 hours
B) 48 hours
C) 72 hours
D) 7 days
Correct answer: A
Rationale: ALB is a federally quarantined pest in NYC;
immediate reporting (within 24 hours) is required to
USDA and NYC Parks.
,4. A horticulturist in NYC is installing a rain garden in
a public park. Under NYC Department of
Environmental Protection (DEP) guidelines, the rain
garden must be designed to capture the first how
many inches of rainfall?
A) 0.5 inches
B) 1.0 inches
C) 1.5 inches
D) 2.0 inches
Correct answer: B
Rationale: NYC DEP requires rain gardens to capture
the first 1 inch of rainfall (90% of storms) to reduce
combined sewer overflow.
5. Under NYC Administrative Code §18-129, a
horticulturist must obtain a Tree Work Permit from
NYC Parks before:
A) Pruning any street tree
B) Removing any tree on private property over 6
inches DBH
C) Planting a tree within 20 feet of a fire hydrant
D) All of the above
, Correct answer: D
Rationale: Tree Work Permits are required for
pruning/removing street trees, removing private
trees over 6 inches DBH, and planting within
restricted zones.
6. A horticulturist in NYC is managing soil in a
community garden that has elevated lead levels (400
ppm). Under NYC Health Code, the horticulturist
must:
A) Remove and replace all soil
B) Cover the soil with 6 inches of clean soil or raised
beds
C) Apply lime to immobilize lead
D) Plant only ornamental species
Correct answer: B
Rationale: NYC Health Code requires soil capping (6
inches clean soil) or raised beds for lead >400 ppm;
removal is not required.
