If you desire a never-ending supply of multicolored blooms to grace your dwelling , look at planting easy - to - tending - for zinnias . These annual prime come in in every colour of the rainbow and image in altitude from 3 inches to 3 animal foot tall . Zinnias , which boom when sow from seed directly in the garden , bloom from early summer until frost .
Step 1
Zinnias are sort as tender annuals , which mean you should wait until all danger of frost has devolve before sow zinnia seeds . Select a gay emplacement and plant seeds 1/4 inch deep in soil that drain well . carry to see sprouts within a week to 10 day . Zinnias grow quick , lining peak garden and sidewalk with unripe vegetation within four weeks of planting seeds . Because zinnias require good air circulation , thin seedlings when 2 inch high to 18 inches apart . bud form rapidly along the vegetation and flowers begin to unfurl , depending on the variety , 50 to 70 day after you sow the come .
Zinnia Care
Zinnias postulate minimal tutelage . Water well forthwith after sowing the seeds . Keep the soil moist , but not drenched until plants are found . After flowering begins , weewee only when drought stipulation exist . Encourage repetition blooming by deadheading expend flowers . If you trust bushy plants , purloin back halt to the last leaf cluster . Zinnias are hardy in almost all of the lower 48 states . Those who live in the northerly reaches of Wisconsin , Minnesota , North Dakota and Montana can still mature zinnias in containers , starting seeded player indoors in front of a sunny window in former May and go them to the deck or patio after the fortune of frost has left the domain .
Step 2
Zinnia Varieties
Zinnia elegans comes in every color except brown , blue and fateful . This genus of old maid flower produces single , half - double and doubled salad days , with most offer thick , tightly wad petals with yellow pith . Zinnia augustifolia is grown primarily in the southeast United States because of its ability to stick out drouth and heat . blossom of this zinnia do not fleet , look a luck like daisy blooms and do not involve deadheading for continued blooming . A newer hybrid , the " Profusion " series of zinnias easily hold up heat and humidness , as well as offering an exceptional tolerance to disease .
Zinnia Disease
Powdery mildew attacks old maid specially in late summer and other fall . ply adept air circulation to stave in off this zinnia - demolish fungus . Another zinnia disease is the seeded player - borne Alternaria zinniae " Alternaria Blight . " This is another fungal disease , attack zinnias at the remainder of long , loaded summer .
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