As a horticulture and landscaping expert , I read the frustration of not seeing your gratifying peas germinate . There can be several reasons why your sweet peas are not germinating , and I ’ll go into item to help you troubleshoot the proceeds .

1 . Poor seed tone : One possible reason could be poor seed quality . It ’s of import to source your seeds from a reputable supplier to control they are viable and have a high sprouting pace . former or improperly stored seed may not develop well .

2 . unconventional planting depth : Sweet pea plant should be planted at a depth of about 1 inch ( 2.5 cm ) . If the seeds are planted too deep , they may fight to push through the land surface and germinate . On the other hand , if they are plant too shallow , they may dry out out rapidly and give out to germinate .

3 . inapplicable soil conditions : angelic peas opt well - draining soil with a slightly acidic to neutral pH ( around 6.0 to 7.0 ) . If the soil is pack or profound clay , it can impede germination . Adding organic issue such as compost or well - rotted manure can ameliorate soil structure and drainage .

4 . Inadequate moisture : scented pea require systematically moist dirt for germination . If the soil dry out , the seeds may fail to germinate . It ’s of import to irrigate the stain regularly , especially during dry periods or if you ’re start the seminal fluid indoors . Using a misting spray nursing bottle can help prevent overwatering and check even moisture .

5 . Cold temperature : Sweet peas are cool - time of year plants that prefer temperature between 55 - 70 ° F ( 13 - 21 ° light speed ) for optimal sprouting . If the soil temperature is too cold , the seed may remain dormant or take longer to pullulate . Using a seedling high temperature mat or starting the seed indoors in a controlled environment can help provide the right temperature condition for germination .

6 . want of scarification : Some sweet pea varieties have hard seminal fluid coats that need to be scarified or nicked before planting to raise sprouting . This can be done by gently rubbing the seeds with sandpaper or soaking them in affectionate water for 24 60 minutes before plant .

7 . Pest or disease issues : Although less vernacular , plague or disease issues can also hinder sprouting . Keep an center out for common plague like slugs or snails , which may give on the seed or vernal seedlings . Diseases like dampen - off can also affect seedlings , causing them to wilt and give way . right sanitation and sound garden hygiene practices can help prevent these issues .

There are several factor that can kick in to poor germination in sweet pea plant . Checking the come lineament , ensuring proper planting depth , providing suited grime conditions , maintaining tolerable moisture degree , providing appropriate temperatures , scarify if necessary , and preventing pest or disease issues are all of import considerations . By addressing these divisor , you could increase the chance of successful germination and bask a beautiful display of sweet peas in your garden .

Caroline Bates