Is it better to plant seeds or plugs for my monarch habitat project?

Many factors play into the decision of whether seeds or plugs, or some combination of the two, are more appropriate for your habitat project. Seeds are often the most economical option, but plugs may have better establishment. If an area is large, it is faster to plant a diverse native seed mix than to transplant plugs throughout the entire area. In smaller areas like gardens, it might be more important to place species in specific areas based on plant height or color, so plugs may be a better option since they offer more control. Plugs have a head start and generally establish and reach maturity more quickly than seeds.

You can explore what works best for different species, and you may find that a combination of techniques works best, depending on the species you are planting, the location and size of the project, the project budget, and the labor or equipment resources available to support the project. To reduce costs but maintain the higher success of plug establishment, some people start seeds indoors (or in controlled containers outdoors) and later transplant them as plugs. Some people plant a diverse seed mix and supplement it with plugs. Others stick to just using one technique or the other (plugs or seeds). Each habitat project is unique, and there is not one best option that fits the needs of all.

For all habitat projects, site preparation is an important consideration. To give seedlings and plugs the best chance of survival, it is important to reduce weed pressure. Ensuring that weeds and weed seeds are eradicated from the site prior to planting will improve the success of establishing native plants. 

Find more planting resources here, or reach out to MJV’s free Pollinator Habitat Help Desk for additional ideas and guidance.