Essential plant nutrients (NPK)

Plant fertilizers generally include these three elements:

• Nitrogen (N)

• Phosphorus (P)

• Iron (Fe)

• Potassium (K)

Nitrogen helps make plants look

• Green

• Short

• Yellow

• Dried out

Phosphorus helps ( ) and ( ) grow.

• Vines and stems

• Flowers only

• Roots and flowers

• Stems only

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

Chlorophyll is dependent on this nutrient:

• Calcium (Ca)

• Nitrogen (N)

• Potassium (K)

• Zinc (Zn)

A lot of fertilizer is always better for plants:

• True

• False

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

The pH of the soil is also important for plants. The sweet spot for soil pH is

• 1-2

• 10-14

• 6.0-6.5

• 3-13

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4