Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to know what fertilizer to use on your garden plants and when to use it [title] Decide between organic and conventional fertilizer. [step] A broad and important choice you'll be confronted with is whether to use organic or inorganic fertilizer. Fertilizer not marked as " organic " is typically petroleum-based, and should not be used in organic gardens.

Ending1: Inorganic fertilizer includes chemicals that are biodegradable. It should be suitable for the type of plants you're getting. Ending2: There are two primary ethical reasons why this approach may be beneficial for lawns. [substeps] Organic mulch keeps the soil moist and insulates it from the elements. Ending3: The more elaborate the fertilizer, the more fertilizer you'll reap out of the process. [substeps] Organic fertilizers that are labeled as " organic " are not regulated as doing so can kill organically grown plants. Ending4: Organic fertilizer can come from many sources, including animals (e.g. manure), plants (e.g.

Answer format: ending1/ending2/ending3/ending4